Merge branch '455407-unquarantine-previously-flaky-tests' into 'master'

Unquarantine previously flaky tests

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/152131



Merged-by: Luke Duncalfe <lduncalfe@gitlab.com>
Approved-by: Luke Duncalfe <lduncalfe@gitlab.com>
Co-authored-by: Kerri Miller <kerrizor@kerrizor.com>

spec/requests/api/graphql/merge_request/merge_request_spec.rb

@@ -18,8 +18,7 @@
   end
 
   context 'when the user does not have access to the merge request' do
-    it_behaves_like 'a working graphql query that returns no data',
-      quarantine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/455407' do
+    it_behaves_like 'a working graphql query that returns no data' do
       before do
         post_graphql(query, current_user: current_user)
       end
@@ -41,8 +40,7 @@ def query(fields)
       end
     end
 
-    it 'returns the merge request',
-      quarantine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/455407' do
+    it 'returns the merge request' do
       post_graphql(query, current_user: current_user)
 
       expect(merge_request_data).to include(