Fixed openapi generation command for mobile

mobile/openapi/.openapi-generator/FILES

@@ -1,4 +1,5 @@
 .gitignore
+.openapi-generator-ignore
 .travis.yml
 README.md
 analysis_options.yaml
@@ -167,3 +168,80 @@ lib/model/user_count_response_dto.dart
 lib/model/user_response_dto.dart
 lib/model/validate_access_token_response_dto.dart
 pubspec.yaml
+test/add_assets_dto_test.dart
+test/add_assets_response_dto_test.dart
+test/add_users_dto_test.dart
+test/admin_signup_response_dto_test.dart
+test/album_api_test.dart
+test/album_count_response_dto_test.dart
+test/album_response_dto_test.dart
+test/all_job_status_response_dto_test.dart
+test/asset_api_test.dart
+test/asset_count_by_time_bucket_response_dto_test.dart
+test/asset_count_by_time_bucket_test.dart
+test/asset_count_by_user_id_response_dto_test.dart
+test/asset_file_upload_response_dto_test.dart
+test/asset_response_dto_test.dart
+test/asset_type_enum_test.dart
+test/authentication_api_test.dart
+test/check_duplicate_asset_dto_test.dart
+test/check_duplicate_asset_response_dto_test.dart
+test/check_existing_assets_dto_test.dart
+test/check_existing_assets_response_dto_test.dart
+test/create_album_dto_test.dart
+test/create_device_info_dto_test.dart
+test/create_profile_image_response_dto_test.dart
+test/create_tag_dto_test.dart
+test/create_user_dto_test.dart
+test/curated_locations_response_dto_test.dart
+test/curated_objects_response_dto_test.dart
+test/delete_asset_dto_test.dart
+test/delete_asset_response_dto_test.dart
+test/delete_asset_status_test.dart
+test/device_info_api_test.dart
+test/device_info_response_dto_test.dart
+test/device_type_enum_test.dart
+test/exif_response_dto_test.dart
+test/get_asset_by_time_bucket_dto_test.dart
+test/get_asset_count_by_time_bucket_dto_test.dart
+test/job_api_test.dart
+test/job_command_dto_test.dart
+test/job_command_test.dart
+test/job_counts_test.dart
+test/job_id_test.dart
+test/job_status_response_dto_test.dart
+test/login_credential_dto_test.dart
+test/login_response_dto_test.dart
+test/logout_response_dto_test.dart
+test/o_auth_api_test.dart
+test/o_auth_callback_dto_test.dart
+test/o_auth_config_dto_test.dart
+test/o_auth_config_response_dto_test.dart
+test/remove_assets_dto_test.dart
+test/search_asset_dto_test.dart
+test/server_info_api_test.dart
+test/server_info_response_dto_test.dart
+test/server_ping_response_test.dart
+test/server_stats_response_dto_test.dart
+test/server_version_reponse_dto_test.dart
+test/sign_up_dto_test.dart
+test/smart_info_response_dto_test.dart
+test/system_config_api_test.dart
+test/system_config_key_test.dart
+test/system_config_response_dto_test.dart
+test/system_config_response_item_test.dart
+test/tag_api_test.dart
+test/tag_response_dto_test.dart
+test/tag_type_enum_test.dart
+test/thumbnail_format_test.dart
+test/time_group_enum_test.dart
+test/update_album_dto_test.dart
+test/update_asset_dto_test.dart
+test/update_device_info_dto_test.dart
+test/update_tag_dto_test.dart
+test/update_user_dto_test.dart
+test/usage_by_user_dto_test.dart
+test/user_api_test.dart
+test/user_count_response_dto_test.dart
+test/user_response_dto_test.dart
+test/validate_access_token_response_dto_test.dart