Ignore empty repo for CreateRepository in action notifier (go-gitea#2…

…9416) (go-gitea#29424)

Backport go-gitea#29416 by @yp05327

Fix go-gitea#29415

Co-authored-by: yp05327 <576951401@qq.com>
(cherry picked from commit c758a8a)

services/actions/notifier_helper.go

@@ -114,6 +114,9 @@ func notify(ctx context.Context, input *notifyInput) error {
 		log.Debug("ignore executing %v for event %v whose doer is %v", getMethod(ctx), input.Event, input.Doer.Name)
 		return nil
 	}
+	if input.Repo.IsEmpty {
+		return nil
+	}
 	if unit_model.TypeActions.UnitGlobalDisabled() {
 		return nil
 	}