refactor: removing unused import, commented codes, improved cursor query (#69)

* chore: refactor code in some modules

* refactor: getTeamsOfUser functino

* chore: remove unused import

* chore: revert some changes

packages/hoppscotch-backend/src/user-settings/user-settings.service.spec.ts

@@ -4,7 +4,6 @@ import { PubSubService } from 'src/pubsub/pubsub.service';
 import { UserSettingsService } from './user-settings.service';
 import { JSON_INVALID, USER_SETTINGS_NULL_SETTINGS } from 'src/errors';
 import { UserSettings } from './user-settings.model';
-import { User } from 'src/user/user.model';
 import { AuthUser } from 'src/types/AuthUser';
 
 const mockPrisma = mockDeep<PrismaService>();