correct transaction ending (#17151)

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>

services/archiver/archiver.go

@@ -132,9 +132,11 @@ func doArchive(r *ArchiveRequest) (*models.RepoArchiver, error) {
 	if err == nil {
 		if archiver.Status == models.RepoArchiverGenerating {
 			archiver.Status = models.RepoArchiverReady
-			return archiver, models.UpdateRepoArchiverStatus(ctx, archiver)
+			if err = models.UpdateRepoArchiverStatus(ctx, archiver); err != nil {
+				return nil, err
+			}
 		}
-		return archiver, nil
+		return archiver, commiter.Commit()
 	}
 
 	if !errors.Is(err, os.ErrNotExist) {