[Fix][Connector-V2] opt

Author: corgy-w

docs/en/connector-v2/sink/Jdbc.md

@@ -93,7 +93,7 @@ Postgres 9.5 version or below,please set it to `postgresLow` to support cdc
 
 The appointed dialect, if it does not exist, is still obtained according to the url, and the priority is higher than the url. For example,when using starrocks, you need set it to `starrocks`. Similarly, when using mysql, you need to set its value to `mysql`.
 
-#### Example list
+#### dialect list
 
 |           | Dialect Name |          |
 |-----------|--------------|----------|

docs/en/connector-v2/source/Jdbc.md

@@ -94,7 +94,7 @@ decimal_type_narrowing = false
 
 The appointed dialect, if it does not exist, is still obtained according to the url, and the priority is higher than the url. For example,when using starrocks, you need set it to `starrocks`. Similarly, when using mysql, you need to set its value to `mysql`.
 
-#### Example list
+#### dialect list
 
 |           | Dialect Name |          |
 |-----------|--------------|----------|