fix regression from go-gitea#16075 (go-gitea#18260)

we don't want reviews to count towards comments, as this needs changes
in other components as well (eg repo stats cron job, etc).

Co-authored-by: 6543 <6543@obermui.de>

models/issue_comment.go

@@ -835,13 +835,12 @@ func updateCommentInfos(ctx context.Context, opts *CreateCommentOptions, comment
 			}
 		}
 		fallthrough
-	case CommentTypeReview:
-		fallthrough
 	case CommentTypeComment:
 		if _, err = e.Exec("UPDATE `issue` SET num_comments=num_comments+1 WHERE id=?", opts.Issue.ID); err != nil {
 			return err
 		}
-
+		fallthrough
+	case CommentTypeReview:
 		// Check attachments
 		attachments, err := repo_model.GetAttachmentsByUUIDs(ctx, opts.Attachments)
 		if err != nil {