Merge branch 'fix-build_details_entity_spec' into 'master'

Fix spec/serializers/build_details_entity_spec.rb

See merge request gitlab-org/gitlab!18787

spec/serializers/build_details_entity_spec.rb

@@ -139,7 +139,8 @@ describe BuildDetailsEntity do
       it { is_expected.to include(failure_reason: 'missing_dependency_failure') }
 
       it 'includes the failing dependencies in the callout message' do
-        expect(message).to include('test2, test1')
+        expect(message).to include('test1')
+        expect(message).to include('test2')
       end
     end