Corrected L shapes in window lining after e89a9cd #3271

From this - https://i.imgur.com/hQuCcR3.png
To this - https://i.imgur.com/qZ2Lyfo.png

It's a bit hacky since we still use really small offsets to keep "The outer curve shall enclose all inner curves." rule for IfcArbitraryProfileDefWithVoids valid.

src/ifcopenshell-python/ifcopenshell/api/geometry/add_door_representation.py

@@ -481,6 +481,7 @@ class Usecase:
                 frame_thickness,
                 glass_thickness,
                 window_position,
+                self.settings["unit_scale"],
             )
 
         lining_offset_items = lining_items + door_items + window_lining_items + frame_items + glass_items