test(server): avoid progress get hold after tests finished (#5522)

packages/backend/server/tests/mailer.e2e.ts

@@ -10,6 +10,7 @@ import { Test, TestingModule } from '@nestjs/testing';
 import { PrismaClient } from '@prisma/client';
 import ava, { type TestFn } from 'ava';
 
+import { CacheModule } from '../src/cache';
 import { ConfigModule } from '../src/config';
 import { RevertCommand, RunCommand } from '../src/data/commands/run';
 import { GqlModule } from '../src/graphql.module';
@@ -45,6 +46,7 @@ test.beforeEach(async t => {
       PrismaModule,
       GqlModule,
       AuthModule,
+      CacheModule,
       RateLimiterModule,
     ],
     providers: [RevertCommand, RunCommand],