Merge branch 'fix/rename-mwbs-to-merge-when-pipeline-succeeds' into 'master'

Rename MWBS service to Merge When Pipeline Succeeds

## What does this MR do?

This MR renames Merge When Build Succeeds feature to Merge When Pipeline Succeeds, because we recently changed the behavior, see https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6675.

## Does this MR meet the acceptance criteria?

- [x] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG.md) entry added
- [x] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md)
- [x] All builds are passing

## What are the relevant issue numbers?

Closes #23354

See merge request !7135

1 files changed, 1 insertions, 1 deletions

diff --git a/spec/models/merge_request_spec.rb b/spec/models/merge_request_spec.rb
index ec22ef93465..2cc818af6c7 100644
--- a/spec/models/merge_request_spec.rb
+++ b/spec/models/merge_request_spec.rb
@@ -31,7 +31,7 @@ describe MergeRequest, models: true do
     it { is_expected.to validate_presence_of(:target_branch) }
     it { is_expected.to validate_presence_of(:source_branch) }
 
-    context "Validation of merge user with Merge When Build succeeds" do
+    context "Validation of merge user with Merge When Pipeline Succeeds" do
       it "allows user to be nil when the feature is disabled" do
         expect(subject).to be_valid
       end