Fix regression in 227f31574 which prevented quantifications

The key in the dictionary is not a class name, it's a query string to
allow for complex quantification rules.

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

@@ -128,7 +128,7 @@ class CalculateSingleQuantity(bpy.types.Operator, tool.Ifc.Operator):
 
         props = context.scene.BIMQtoProperties
         elements = set()
-        for obj in context.selected_objects:
+        for obj in tool.Blender.get_selected_objects(include_active=False):
             element = tool.Ifc.get_entity(obj)
             if element:
                 elements.add(element)

src/bonsai/test/bim/test_feature.py

@@ -1097,7 +1097,7 @@ def prop_is_roughly_value(prop, value):
 def the_object_name_has_a_cartesian_point_offset_of_offset(name: str, offset: str) -> None:
     offset = replace_variables(offset)
     obj = the_object_name_exists(name)
-    props = tool.Blender.get_object_props(obj)
+    props = tool.Blender.get_object_bim_props(obj)
     assert props.blender_offset_type == "CARTESIAN_POINT"
     obj_offset = np.array(tuple(map(float, props.cartesian_point_offset.split(","))))
     offset = np.array(tuple(map(float, offset.split(","))))