fix incomplete merge

Author: maxime.c

airbyte_cdk/sources/declarative/parsers/model_to_component_factory.py

@@ -2065,7 +2065,7 @@ def create_declarative_stream(
                 options["name"] = model.name
             schema_loader = DefaultSchemaLoader(config=config, parameters=options)
 
-        if isinstance(combined_slicers, PartitionRouter) and not is_parent:
+        if isinstance(combined_slicers, PartitionRouter) and not self._emit_connector_builder_messages and not is_parent:
             # We are starting to migrate streams to instantiate directly the DefaultStream instead of instantiating the
             # DeclarativeStream and assembling the DefaultStream from that. The plan is the following:
             # * Streams without partition router nor cursors and streams with only partition router. This is the `isinstance(combined_slicers, PartitionRouter)` condition as the first kind with have a SinglePartitionRouter