Wire up serializer plug-ins in python

src/ifcopenshell-python/ifcopenshell/ifcopenshell_wrapper.pyi

@@ -1710,6 +1710,13 @@ def construct_iterator_with_include_exclude_id(geometry_library, settings, file,
 def convert_loop_to_function_item(loop): ...
 def create_box(*args): ...
 def create_epeck(*args): ...
+def create_geometry_serializer(
+    extension: str,
+    output_filename: str,
+    output_temp_filename: str,
+    geometry_settings: Settings,
+    serializer_settings: SerializerSettings,
+) -> GeometrySerializer: ...
 def create_shape(*args): ...
 def flatten(deep): ...
 def get_feature(x): ...