Lightning: add retry if transaction failed while fetching task metas (#55670) (#57917)

close #53042

Author: ti-chi-bot

br/pkg/lightning/common/retry.go

@@ -126,7 +126,8 @@ func isSingleRetryableError(err error) bool {
 	case *mysql.MySQLError:
 		switch nerr.Number {
 		// ErrLockDeadlock can retry to commit while meet deadlock
-		case tmysql.ErrUnknown, tmysql.ErrLockDeadlock, tmysql.ErrWriteConflict, tmysql.ErrWriteConflictInTiDB,
+		case tmysql.ErrUnknown, tmysql.ErrLockDeadlock, tmysql.ErrLockWaitTimeout, tmysql.ErrWriteConflict,
+			tmysql.ErrWriteConflictInTiDB,
 			tmysql.ErrPDServerTimeout, tmysql.ErrTiKVServerTimeout, tmysql.ErrTiKVServerBusy, tmysql.ErrResolveLockTimeout,
 			tmysql.ErrRegionUnavailable, tmysql.ErrInfoSchemaExpired, tmysql.ErrInfoSchemaChanged, tmysql.ErrTxnRetryable:
 			return true