test: update mongoose test options

integration/mongoose/src/app.module.ts

@@ -4,9 +4,7 @@ import { CatsModule } from './cats/cats.module';
 
 @Module({
   imports: [
-    MongooseModule.forRoot('mongodb://localhost:27017/test', {
-      useNewUrlParser: true,
-    }),
+    MongooseModule.forRoot('mongodb://localhost:27017/test'),
     CatsModule,
   ],
 })

integration/mongoose/src/async-class-options.module.ts

@@ -10,7 +10,6 @@ class ConfigService implements MongooseOptionsFactory {
   createMongooseOptions(): MongooseModuleOptions {
     return {
       uri: 'mongodb://localhost:27017/test',
-      useNewUrlParser: true,
     };
   }
 }

integration/mongoose/src/async-existing-options.module.ts

@@ -10,7 +10,6 @@ class ConfigService implements MongooseOptionsFactory {
   createMongooseOptions(): MongooseModuleOptions {
     return {
       uri: 'mongodb://localhost:27017/test',
-      useNewUrlParser: true,
     };
   }
 }

integration/mongoose/src/async-options.module.ts

@@ -6,7 +6,6 @@ import { CatsModule } from './cats/cats.module';
   imports: [
     MongooseModule.forRootAsync({
       useFactory: () => ({
-        useNewUrlParser: true,
         uri: 'mongodb://localhost:27017/test',
       }),
     }),