fix bug where a repo's group id and group sort order are zero in API output

Author: GamerGirlandCo

services/convert/repository.go

@@ -252,6 +252,8 @@ func innerToRepo(ctx context.Context, repo *repo_model.Repository, permissionInR
 		Topics:                        util.SliceNilAsEmpty(repo.Topics),
 		ObjectFormatName:              repo.ObjectFormatName,
 		Licenses:                      util.SliceNilAsEmpty(repoLicenses.StringList()),
+		GroupID:                       repo.GroupID,
+		GroupSortOrder:                repo.GroupSortOrder,
 	}
 }