[FLINK-38839][runtime] Add overloaded methods for backward compatibility

Add overloaded addTransform methods without tableOptionsDelimiter parameter
to maintain backward compatibility with existing code that uses the old API.

Author: tchivs

flink-cdc-runtime/src/main/java/org/apache/flink/cdc/runtime/operators/transform/PostTransformOperatorBuilder.java

@@ -35,6 +35,27 @@ public class PostTransformOperatorBuilder {
     private final List<Tuple3<String, String, Map<String, String>>> udfFunctions =
             new ArrayList<>();
 
+    public PostTransformOperatorBuilder addTransform(
+            String tableInclusions,
+            @Nullable String projection,
+            @Nullable String filter,
+            String primaryKey,
+            String partitionKey,
+            String tableOptions,
+            String postTransformConverter,
+            SupportedMetadataColumn[] supportedMetadataColumns) {
+        return addTransform(
+                tableInclusions,
+                projection,
+                filter,
+                primaryKey,
+                partitionKey,
+                tableOptions,
+                null,
+                postTransformConverter,
+                supportedMetadataColumns);
+    }
+
     public PostTransformOperatorBuilder addTransform(
             String tableInclusions,
             @Nullable String projection,

flink-cdc-runtime/src/main/java/org/apache/flink/cdc/runtime/operators/transform/PreTransformOperatorBuilder.java

@@ -49,6 +49,27 @@ public PreTransformOperatorBuilder addTransform(
         return this;
     }
 
+    public PreTransformOperatorBuilder addTransform(
+            String tableInclusions,
+            @Nullable String projection,
+            @Nullable String filter,
+            String primaryKey,
+            String partitionKey,
+            String tableOption,
+            @Nullable String postTransformConverter,
+            SupportedMetadataColumn[] supportedMetadataColumns) {
+        return addTransform(
+                tableInclusions,
+                projection,
+                filter,
+                primaryKey,
+                partitionKey,
+                tableOption,
+                null,
+                postTransformConverter,
+                supportedMetadataColumns);
+    }
+
     public PreTransformOperatorBuilder addTransform(
             String tableInclusions,
             @Nullable String projection,