Fix #5941. Context override when adding objects should only have one object. This is a temporary fix.

The proper fix is to refactor add_door and friends into core. That way
it can be properly reused instead of this hacky context override.

src/bonsai/bonsai/bim/module/root/operator.py

@@ -532,19 +532,19 @@ class AddElement(bpy.types.Operator, tool.Ifc.Operator):
                 "material.assign_profile", tool.Ifc.get(), material_profile=material_profile, profile=profile
             )
         elif representation_template == "WINDOW":
-            with context.temp_override(active_object=obj):
+            with context.temp_override(active_object=obj, selected_objects=[]):
                 bpy.ops.bim.add_window()
         elif representation_template == "DOOR":
-            with context.temp_override(active_object=obj):
+            with context.temp_override(active_object=obj, selected_objects=[]):
                 bpy.ops.bim.add_door()
         elif representation_template == "STAIR":
-            with context.temp_override(active_object=obj):
+            with context.temp_override(active_object=obj, selected_objects=[]):
                 bpy.ops.bim.add_stair()
         elif representation_template == "RAILING":
-            with context.temp_override(active_object=obj):
+            with context.temp_override(active_object=obj, selected_objects=[]):
                 bpy.ops.bim.add_railing()
         elif representation_template == "ROOF":
-            with context.temp_override(active_object=obj):
+            with context.temp_override(active_object=obj, selected_objects=[]):
                 bpy.ops.bim.add_roof()
 
     def draw(self, context):

src/bonsai/bonsai/tool/blender.py

@@ -144,7 +144,7 @@ class Blender(bonsai.core.tool.Blender):
 
     @classmethod
     def get_active_object(cls) -> bpy.types.Object:
-        return bpy.context.view_layer.objects.active or getattr(bpy.context, "active_object", None)
+        return getattr(bpy.context, "active_object", None) or bpy.context.view_layer.objects.active
 
     @classmethod
     def get_selected_objects(cls) -> set[bpy.types.Object]: