Allow intra-project MR dependencies

doc/user/project/merge_requests/merge_request_dependencies.md

@@ -9,6 +9,8 @@ type: reference, concepts
 > - [Renamed](https://gitlab.com/gitlab-org/gitlab/merge_requests/17291) from
 "Cross-project dependencies" to "Merge Requests dependencies" in
 [GitLab Premium](https://about.gitlab.com/pricing/) 12.4.
+> - Intra-project MR dependencies were [introduced](https://gitlab.com/gitlab-org/gitlab/merge_requests/16799)
+in [GitLab Premium](https://about.gitlab.com/pricing/) 12.4.
 
 Merge request dependencies allows a required order of merging
 between merge requests to be expressed. If a merge request "depends on" another,
@@ -20,10 +22,6 @@ only enforced for the dependent merge request. A merge request in a **CORE** or
 **STARTER** project can be a dependency of a **PREMIUM** merge request, but not
 vice-versa.
 
-NOTE: **Note:**
-A merge request can only depend on merge requests in a different project. Two
-merge requests in the same project cannot depend on each other.
-
 ## Use cases
 
 - Ensure changes to a library are merged before changes to a project that