improve possible performance bottleneck (go-gitea#28547)

Replace go-gitea#28500

---------

Co-authored-by: Giteabot <teabot@gitea.io>

models/issues/comment.go

@@ -1161,14 +1161,9 @@ func DeleteComment(ctx context.Context, comment *Comment) error {
 // UpdateCommentsMigrationsByType updates comments' migrations information via given git service type and original id and poster id
 func UpdateCommentsMigrationsByType(ctx context.Context, tp structs.GitServiceType, originalAuthorID string, posterID int64) error {
 	_, err := db.GetEngine(ctx).Table("comment").
-		Where(builder.In("issue_id",
-			builder.Select("issue.id").
-				From("issue").
-				InnerJoin("repository", "issue.repo_id = repository.id").
-				Where(builder.Eq{
-					"repository.original_service_type": tp,
-				}),
-		)).
+		Join("INNER", "issue", "issue.id = comment.issue_id").
+		Join("INNER", "repository", "issue.repo_id = repository.id").
+		Where("repository.original_service_type = ?", tp).
 		And("comment.original_author_id = ?", originalAuthorID).
 		Update(map[string]any{
 			"poster_id":          posterID,