chore: No need to specify schema in .env-example file

packages/backend/.env-example

@@ -5,7 +5,6 @@ WEB_APP_URL=http://localhost:3001
 WEBHOOK_URL=http://localhost:3000
 APP_ENV=development
 POSTGRES_DATABASE=automatisch_development
-# DATABASE_SCHEMA= # if there is a specific schema to migrate automatisch on it
 POSTGRES_PORT=5432
 POSTGRES_HOST=localhost
 POSTGRES_USERNAME=automatish_development_user
@@ -20,4 +19,4 @@ REDIS_USERNAME=redis_username
 REDIS_PASSWORD=redis_password
 REDIS_TLS=true
 ENABLE_BULLMQ_DASHBOARD=false
-SERVE_WEB_APP_SEPARATELY=true
+SERVE_WEB_APP_SEPARATELY=true