refactor(server): standarderlize metrics and trace with OTEL (#5054)

you can now export span to Zipkin and metrics to Prometheus when developing locally
follow the docs of OTEL: https://opentelemetry.io/docs/instrumentation/js/exporters/

<img width="2357" alt="image" src="https://github.com/toeverything/AFFiNE/assets/8281226/ec615e1f-3e91-43f7-9111-d7d2629e9679">

packages/backend/server/src/app.ts

@@ -3,7 +3,6 @@ import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
 import { CacheModule } from './cache';
 import { ConfigModule } from './config';
-import { MetricsModule } from './metrics';
 import { BusinessModules } from './modules';
 import { AuthModule } from './modules/auth';
 import { PrismaModule } from './prisma';
@@ -16,7 +15,6 @@ const BasicModules = [
   ConfigModule.forRoot(),
   CacheModule,
   StorageModule.forRoot(),
-  MetricsModule,
   SessionModule,
   RateLimiterModule,
   AuthModule,