Port translations from EE to CE
This brings the translations from Crowdin (https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/2743) to CE.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This brings the translations from Crowdin (https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/2743) to CE.