DM may get "Duplicate partition" Error when upstream MySQL ADD Partition for partition table

[Lawrence1223free]

1. Minimal reproduce step (Required)

-------------------- from the DM worker log --------------------
[2021/12/13 09:49:38.653 +08:00] [ERROR] [baseconn.go:184] ["execute statement failed"] [task=task_XXX_replication] [unit="binlog replication"] [query="ALTER TABLE XXX.XXXXX_XXXXX_XXXXX ADD PARTITION (PARTITION p20220111 VALUES LESS THAN (_UTF8MB4'2022-01-12'))"] [argument="[]"] [error="invalid connection"]
[2021/12/13 09:49:38.653 +08:00] [ERROR] [baseconn.go:191] ["rollback failed"] [task=task_sbk_replication] [unit="binlog replication"] [query="ALTER TABLE XXX.XXXXX_XXXXX_XXXXX ADD PARTITION (PARTITION p20220111 VALUES LESS THAN (_UTF8MB4'2022-01-12'))"] [argument="[]"] [error="invalid connection"]
[2021/12/13 09:49:38.653 +08:00] [ERROR] [db.go:201] ["execute statements failed after retry"] [task=task_sbk_replication] [unit="binlog replication"] [queries="[ALTER TABLE XXX.XXXXX_XXXXX_XXXXX ADD PARTITION (PARTITION p20220111 VALUES LESS THAN (_UTF8MB4'2022-01-12'))]"] [arguments="[]"] [error="[code=10006:class=database:scope=not-set:level=high], Message: execute statement failed: ALTER TABLE XXX.XXXXX_XXXXX_XXXXX ADD PARTITION (PARTITION p20220111 VALUES LESS THAN (_UTF8MB4'2022-01-12')), RawCause: invalid connection"]

-------------------- After 1 mius, DM added partition again --------------------
[2021/12/13 09:50:42.275 +08:00] [ERROR] [baseconn.go:184] ["execute statement failed"] [task=task_sbk_replication] [unit="binlog replication"] [query="ALTER TABLE XXX.XXXXX_XXXXX_XXXXX ADD PARTITION (PARTITION p20220111 VALUES LESS THAN (_UTF8MB4'2022-01-12'))"] [argument="[]"] [error="Error 1517: Duplicate partition name p20220111"]

2. What did you expect to see? (Required)
   DM can handle this error, that means, if partition is already created, just skip but not throws error

3. What is your TiDB version? (Required)
   TiDB: V5.3.0
   DM: V2.0,7

[github-actions]

Please check whether the issue should be labeled with 'affects-x.y' or 'fixes-x.y.z', and then remove 'needs-more-info' label.

[lance6716]

closed by #3995, please wait v5.3.1 or v5.4.0