fix: update readme

README.MD

@@ -73,10 +73,6 @@ import { Job } from '@wavezync/nestjs-pgboss';
 export class MyJobHandler {
   private readonly logger = new Logger(MyJobHandler.name);
 
-  constructor(private readonly pgBossService: PgBossService) {
-    this.pgBossService.registerJobHandler(this);
-  }
-
   @Job('my-job')
   async handleMyJob(job: { data: any }) {
     this.logger.log('Handling job with data:', job.data);
@@ -95,10 +91,6 @@ import { PgBossService, CronJob } from '@wavezync/nestjs-pgboss';
 export class MyCronJobService {
   private readonly logger = new Logger(MyCronJobService.name);
 
-  constructor(private readonly pgBossService: PgBossService) {
-    this.pgBossService.registerJobHandler(this);
-  }
-
   @CronJob('my-cron-job', '0 * * * *', { priority: 1 })
   async handleCron() {
     this.logger.log('Executing cron job: my-cron-job');