Fix (unreported): Protect Outliner UI py code util against None context.id value.

Detected by review of !135936, the code checked for a non-empty
`context.selected_ids`, but did not propect against a potential
`None` `context.id`.

scripts/startup/bl_ui/space_outliner.py

@@ -11,7 +11,7 @@ from bpy.app.translations import (
 
 
 def has_selected_ids_in_context(context):
-    if hasattr(context, "id"):
+    if getattr(context, "id", None) is not None:
         return True
     if len(context.selected_ids) > 0:
         return True