Add missing tiers to api/groups endpoints

doc/api/group_activity_analytics.md

@@ -4,7 +4,7 @@ group: Optimize
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
-# Group Activity Analytics API
+# Group Activity Analytics API **(PREMIUM)**
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/26460) in GitLab 12.9.

doc/api/group_badges.md

@@ -4,7 +4,7 @@ group: Access
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
-# Group badges API
+# Group badges API **(FREE)**
 > [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/17082) in GitLab 10.6.

doc/api/group_boards.md

@@ -76,7 +76,7 @@ Example response:
 ]
 ```
-Users on GitLab [Premium or higher](https://about.gitlab.com/pricing/) see
+Users on [GitLab Premium or higher](https://about.gitlab.com/pricing/) see
 different parameters, due to the ability to have multiple group boards.
 Example response:
@@ -192,7 +192,7 @@ Example response:
   }
 ```
-Users on GitLab [Premium or higher](https://about.gitlab.com/pricing/) see
+Users on [GitLab Premium or higher](https://about.gitlab.com/pricing/) see
 different parameters, due to the ability to have multiple group issue boards.
 Example response:

doc/api/group_import_export.md

@@ -4,7 +4,7 @@ group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
-# Group Import/Export API
+# Group Import/Export API **(FREE)**
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/20353) in GitLab 12.8.

doc/api/group_labels.md

@@ -13,7 +13,7 @@ It allows users to list, create, update, and delete group labels. Furthermore, u
 unsubscribe from group labels.
 NOTE:
-The `description_html` - was added to response JSON in [GitLab 12.7](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/21413).
+The `description_html` - was [added](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/21413) to response JSON in GitLab 12.7.
 ## List group labels
@@ -26,7 +26,7 @@ GET /groups/:id/labels
 | Attribute     | Type           | Required | Description                                                                                                                                                                  |
 | ---------     | ----           | -------- | -----------                                                                                                                                                                  |
 | `id`          | integer/string | yes      | The ID or [URL-encoded path of the group](index.md#namespaced-path-encoding) owned by the authenticated user.                                                               |
-| `with_counts` | boolean        | no       | Whether or not to include issue and merge request counts. Defaults to `false`. _([Introduced in GitLab 12.2](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/31543))_ |
+| `with_counts` | boolean        | no       | Whether or not to include issue and merge request counts. Defaults to `false`. _([Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/31543) in GitLab 12.2)_ |
 | `include_ancestor_groups` | boolean | no | Include ancestor groups. Defaults to `true`. |
 | `include_descendant_groups` | boolean | no | Include descendant groups. Defaults to `false`. [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/259024) in GitLab 13.6 |
 | `only_group_labels` | boolean | no | Toggle to include only group labels or also project labels. Defaults to `true`. [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/259024) in GitLab 13.6 |

doc/api/group_level_variables.md

@@ -4,7 +4,7 @@ group: Pipeline Authoring
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
-# Group-level Variables API
+# Group-level Variables API **(FREE)**
 > [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/34519) in GitLab 9.5

doc/api/group_milestones.md

@@ -32,7 +32,7 @@ Parameters:
 | `state`                     | string | no | Return only `active` or `closed` milestones |
 | `title`                     | string | no | Return only the milestones having the given `title` |
 | `search`                    | string | no | Return only milestones with a title or description matching the provided string |
-| `include_parent_milestones` | boolean | optional | Include milestones from parent group and its ancestors. Introduced in [GitLab 13.4](https://gitlab.com/gitlab-org/gitlab/-/issues/196066) |
+| `include_parent_milestones` | boolean | optional | Include milestones from parent group and its ancestors. [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/196066) in GitLab 13.4 |
 ```shell
 curl --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab.example.com/api/v4/groups/5/milestones"

doc/api/group_relations_export.md

@@ -4,7 +4,7 @@ group: Import
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
-# Group Relations Export API
+# Group Relations Export API **(FREE)**
 > [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/59978) in GitLab 13.12.

doc/api/group_wikis.md

@@ -7,7 +7,7 @@ type: reference, api
 # Group wikis API **(PREMIUM)**
-> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/212199) in [GitLab Premium](https://about.gitlab.com/pricing/) 13.5.
+> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/212199) in GitLab 13.5.
 The [group wikis](../user/project/wiki/index.md#group-wikis) API is available only in APIv4.
 An API for [project wikis](wikis.md) is also available.

doc/api/groups.md

@@ -4,7 +4,7 @@ group: Access
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
-# Groups API
+# Groups API **(FREE)**
 ## List groups
@@ -769,6 +769,10 @@ For GitLab 14.0 and later, the [limit cannot be disabled](https://gitlab.com/git
 ## New group
+NOTE:
+On GitLab SaaS, you must use the GitLab UI to create groups without a parent group. You cannot
+use the API to do this.
+
 Creates a new project group. Available only for users who can create groups.
 ```plaintext
@@ -800,10 +804,6 @@ Parameters:
 | `shared_runners_minutes_limit`       | integer | no       | **(PREMIUM SELF)** Pipeline minutes quota for this group (included in plan). Can be `nil` (default; inherit system default), `0` (unlimited) or `> 0` |
 | `extra_shared_runners_minutes_limit` | integer | no       | **(PREMIUM SELF)** Extra pipeline minutes quota for this group (purchased in addition to the minutes included in the plan). |
-NOTE:
-On GitLab SaaS, you must use the GitLab UI to create groups without a parent group. You cannot
-use the API to do this.
-
 ### Options for `default_branch_protection`
 The `default_branch_protection` attribute determines whether developers and maintainers can push to the applicable [default branch](../user/project/repository/branches/default.md), as described in the following table:
@@ -1343,7 +1343,7 @@ DELETE /groups/:id/share/:group_id
 ## Push Rules **(PREMIUM)**
-> Introduced in [GitLab](https://about.gitlab.com/pricing/) 13.4.
+> Introduced in GitLab 13.4.
 ### Get group push rules **(PREMIUM)**
@@ -1375,7 +1375,7 @@ GET /groups/:id/push_rule
 }
 ```
-Users on GitLab [Premium or higher](https://about.gitlab.com/pricing/) also see
+Users on [GitLab Premium or higher](https://about.gitlab.com/pricing/) also see
 the `commit_committer_check` and `reject_unsigned_commits` parameters:
 ```json