Rename `package-qa` in docs

In gitlab-org/gitlab-ce!17807 the `package-qa` job was renamed to
`package-and-qa`. But it was not renamed in the docs. So this change
fixes that.

doc/development/testing_guide/end_to_end_tests.md

@@ -22,7 +22,7 @@ You can find these nightly pipelines at [GitLab QA pipelines page][gitlab-qa-pip
 It is possible to run end-to-end tests (eventually being run within a
 [GitLab QA pipeline][gitlab-qa-pipelines]) for a merge request by triggering
-the `package-qa` manual action, that should be present in a merge request
+the `package-and-qa` manual action, that should be present in a merge request
 widget.
 Manual action that starts end-to-end tests is also available in merge requests

qa/README.md

@@ -26,7 +26,7 @@ and corresponding views / partials / selectors in CE / EE.
 Whenever `qa:selectors` job fails in your merge request, you are supposed to
 fix [page objects](qa/page/README.md). You should also trigger end-to-end tests
-using `package-qa` manual action, to test if everything works fine.
+using `package-and-qa` manual action, to test if everything works fine.
 ## How can I use it?

qa/qa/page/README.md

@@ -40,7 +40,7 @@ the time it would take to build packages and test everything.
 That is why when someone changes `t.text_field :login` to
 `t.text_field :username` in the _new session_ view we won't know about this
 change until our GitLab QA nightly pipeline fails, or until someone triggers
-`package-qa` action in their merge request.
+`package-and-qa` action in their merge request.
 Obviously such a change would break all tests. We call this problem a _fragile
 tests problem_.