[FLINK-36844][docs]Postgres CDC document add mapping from postgres timestamp_tz to flink timestamp ltz

docs/content/docs/connectors/flink-sources/postgres-cdc.md

@@ -609,6 +609,10 @@ public class PostgreSQLSourceExample {
       <td>TIMESTAMP [(p)] [WITHOUT TIMEZONE]</td>
       <td>TIMESTAMP [(p)] [WITHOUT TIMEZONE]</td>
     </tr>
+    <tr>
+      <td>TIMESTAMP [ (p) ] WITH TIME ZONE</td>
+      <td>TIMESTAMP_LTZ(p)</td>
+    </tr>
     <tr>
       <td>
         CHAR(n)<br>