Extract ReportAsIssue and GitlabIssueClient
Make it easier to reuse come issue generation for https://gitlab.com/gitlab-org/gitlab-qa/-/merge_requests/526
Edited by George Koltsov
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Make it easier to reuse come issue generation for https://gitlab.com/gitlab-org/gitlab-qa/-/merge_requests/526