Merge branch 'phikai-deprecate-defaultMergeCommitMessageWithDescription-graphql' into 'master'

Deprecate defaultMergeCommitMessageWithDescription graphql api field

See merge request gitlab-org/gitlab!74220

data/deprecations/deprecate-defaultMergeCommitMessageWithDescription-graphql.yml

+- name: "defaultMergeCommitMessageWithDescription GraphQL API field will be removed in GitLab 15.0" # The name of the feature to be deprecated
+  announcement_milestone: "14.5" # The milestone when this feature was first announced as deprecated.
+  announcement_date: "2021-11-22" # The date of the milestone release when this feature was first announced as deprecated. This should almost always be the 22nd of a month (YYYY-MM-22), unless you did an out of band blog post.
+  removal_milestone: "15.0" # The milestone when this feature is planned to be removed
+  body: | # Do not modify this line, instead modify the lines below.
+    The GraphQL API field `defaultMergeCommitMessageWithDescription` has been deprecated and will be removed in GitLab 15.0. For projects with a commit message template set, it will ignore the template.
+# The following items are not published on the docs page, but may be used in the future.
+  stage: # (optional - may be required in the future) String value of the stage that the feature was created in. e.g., Growth
+  tiers: # (optional - may be required in the future) An array of tiers that the feature is available in currently.  e.g., [Free, Silver, Gold, Core, Premium, Ultimate]
+  issue_url: # (optional) This is a link to the deprecation issue in GitLab
+  documentation_url: # (optional) This is a link to the current documentation page
+  image_url: # (optional) This is a link to a thumbnail image depicting the feature
+  video_url: # (optional) Use the youtube thumbnail URL with the structure of https://img.youtube.com/vi/UNIQUEID/hqdefault.jpg
+  removal_date: # (optional - may be required in the future) YYYY-MM-DD format. This should almost always be the 22nd of a month (YYYY-MM-22), the date of the milestone release when this feature is planned to be removed

doc/update/deprecations.md

@@ -157,6 +157,12 @@ Prior to 14.5, if you did not define the `AuthenticationType`, GitLab Runner cho
 
 Announced: 2021-11-22
 
+### defaultMergeCommitMessageWithDescription GraphQL API field will be removed in GitLab 15.0
+
+The GraphQL API field `defaultMergeCommitMessageWithDescription` has been deprecated and will be removed in GitLab 15.0. For projects with a commit message template set, it will ignore the template.
+
+Announced: 2021-11-22
+
 ## 15.2
 
 ### NFS for Git repository storage deprecated