[FLINK-36985][pipeline-connector/paimon] Tolerante ColumnAlreadyExistException when apply AddColumnEvent in paimon

This closes  #3828.

flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-paimon/src/main/java/org/apache/flink/cdc/connectors/paimon/sink/PaimonMetadataApplier.java

@@ -201,9 +201,13 @@ public class PaimonMetadataApplier implements MetadataApplier {
         } catch (Catalog.TableNotExistException
                 | Catalog.ColumnAlreadyExistException
                 | Catalog.ColumnNotExistException e) {
+            if (e instanceof Catalog.ColumnAlreadyExistException) {
+                LOG.warn("{}, skip it.", e.getMessage());
+            } else {
                 throw new SchemaEvolveException(event, e.getMessage(), e);
             }
         }
+    }
 
     private List<SchemaChange> applyAddColumnEventWithPosition(AddColumnEvent event)
             throws SchemaEvolveException {