enhance(backend): migrate bull to bullmq (#10910)

* wip

* wip

* Update QueueService.ts

* wip

* refactor

* ✌️

* fix

* Update QueueStatsService.ts

* refactor

* Update ApNoteService.ts

* Update mock-resolver.ts

* refactor

* Update mock-resolver.ts

packages/backend/src/queue/processors/RelationshipProcessorService.ts

@@ -1,5 +1,5 @@
 import { Inject, Injectable } from '@nestjs/common';
-import type Bull from 'bull';
+import type * as Bull from 'bullmq';
 
 import { UserFollowingService } from '@/core/UserFollowingService.js';
 import { UserBlockingService } from '@/core/UserBlockingService.js';