Remove ci_pending_builds_async_update feature flag

app/services/groups/transfer_service.rb

@@ -229,11 +229,7 @@ module Groups
     end
 
     def update_pending_builds
-      if Feature.enabled?(:ci_pending_builds_async_update, default_enabled: :yaml)
-        ::Ci::PendingBuilds::UpdateGroupWorker.perform_async(group.id, pending_builds_params)
-      else
-        ::Ci::UpdatePendingBuildService.new(group, pending_builds_params).execute
-      end
+      ::Ci::PendingBuilds::UpdateGroupWorker.perform_async(group.id, pending_builds_params)
     end
 
     def pending_builds_params

app/services/projects/transfer_service.rb

@@ -245,11 +245,7 @@ module Projects
     end
 
     def update_pending_builds
-      if Feature.enabled?(:ci_pending_builds_async_update, default_enabled: :yaml)
-        ::Ci::PendingBuilds::UpdateProjectWorker.perform_async(project.id, pending_builds_params)
-      else
-        ::Ci::UpdatePendingBuildService.new(project, pending_builds_params).execute
-      end
+      ::Ci::PendingBuilds::UpdateProjectWorker.perform_async(project.id, pending_builds_params)
     end
 
     def pending_builds_params

config/feature_flags/development/ci_pending_builds_async_update.yml

----
-name: ci_pending_builds_async_update
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/75197
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/346641
-milestone: '14.6'
-type: development
-group: group::pipeline execution
-default_enabled: false

spec/services/groups/transfer_service_spec.rb

@@ -814,20 +814,6 @@ RSpec.describe Groups::TransferService, :sidekiq_inline do
           expect(unrelated_pending_build.namespace_id).to eq(other_project.namespace_id)
           expect(unrelated_pending_build.namespace_traversal_ids).to eq(other_project.namespace.traversal_ids)
         end
-
-        context 'when ci_pending_builds_async_update is disabled' do
-          let(:update_pending_build_service) { instance_double(::Ci::PendingBuilds::UpdateGroupWorker) }
-
-          before do
-            stub_feature_flags(ci_pending_builds_async_update: false)
-          end
-
-          it 'does not call the new worker' do
-            expect(::Ci::PendingBuilds::UpdateGroupWorker).not_to receive(:perform_async)
-
-            transfer_service.execute(new_parent_group)
-          end
-        end
       end
     end
 

spec/services/projects/transfer_service_spec.rb

@@ -189,20 +189,6 @@ RSpec.describe Projects::TransferService do
         expect(unrelated_pending_build.namespace_id).to eq(other_project.namespace_id)
         expect(unrelated_pending_build.namespace_traversal_ids).to eq(other_project.namespace.traversal_ids)
       end
-
-      context 'when ci_pending_builds_async_update is disabled' do
-        let(:update_pending_build_service) { instance_double(::Ci::PendingBuilds::UpdateProjectWorker) }
-
-        before do
-          stub_feature_flags(ci_pending_builds_async_update: false)
-        end
-
-        it 'does not call the new worker' do
-          expect(::Ci::PendingBuilds::UpdateProjectWorker).not_to receive(:perform_async)
-
-          execute_transfer
-        end
-      end
     end
   end