switch_representation - clear geometry cache

Noticed wall representation wasn't updating after window was added to it, because of the existing cache.

src/bonsai/bonsai/core/geometry.py

@@ -136,6 +136,9 @@ def switch_representation(
     if not geometry.get_object_data(obj) and geometry.is_text_literal(representation):
         return
 
+    element = ifc.get_entity(obj)
+    assert element
+    geometry.clear_cache(element)
     geometry.reimport_element_representations(obj, representation, apply_openings=apply_openings)