binlog event PARTIAL_UPDATE_ROWS_EVENT not support

[hanhui870]

mysql version 8.0.26 Update_rows_partial binlog event not support.

ref:
https://github.com/mysql/mysql-server/blob/8.0/libbinlogevents/include/binlog_event.h#L347
https://github.com/alibaba/canal/blob/master/dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/UpdateRowsLogEvent.java

2021/12/08 18:02:45.338989 main.go:56: [info]Event INFO RawData: 
[243 93 176 97 39 1 0 0 0 56 0 0 0 150 147 6 1 0 0 230 2 0 0 0 0 1 0 2 0 2 255 255 0 9 0 0 0 4 0 54 49 55 54 0 0 9 0 0 0 5 0 54 49 55 54 54]
Event.Dump:
=== UnknownEvent ===
Date: 2021-12-08 15:25:39
Log position: 17208214
Event size: 56
Event data: 
00000000  e6 02 00 00 00 00 01 00  02 00 02 ff ff 00 09 00  |................|
00000010  00 00 04 00 36 31 37 36  00 00 09 00 00 00 05 00  |....6176........|
00000020  36 31 37 36 36                                    |61766|

2021/12/08 18:02:45.413177 main.go:56: [info]Event INFO RawData: 
[243 93 176 97 16 1 0 0 0 27 0 0 0 177 147 6 1 0 0 158 180 2 0 0 0 0 0]
Event.Dump:
=== XIDEvent ===
Date: 2021-12-08 15:25:39
Log position: 17208241
Event size: 27
XID: 177310

[atercattus]

Hi.
Could you check this PR for your task?