removed not working migration

packages/medusa/src/migrations/1622713782458-no_notification.ts

@@ -1,11 +0,0 @@
-import {MigrationInterface, QueryRunner} from "typeorm";
-
-export class noNotification1622713782458 implements MigrationInterface {
-
-    public async up(queryRunner: QueryRunner): Promise<void> {
-    }
-
-    public async down(queryRunner: QueryRunner): Promise<void> {
-    }
-
-}