C++ Actor Component is removed from Actors in scene when the Editor is restarted

This is a regression tested in //UE4/Release-4.27 CL#18319896

C++ Actor Component is removed from Actors in scene when the Editor is restarted.

1. Create a new C++ project
2. Select or place an actor in the scene
3. In the actor's detail panel select Add >New C++ Actor Component
4. In the Dialog select Next then Create Class
5. Navigate to the C++ Classes folder in the content browser
6. Attach the newly created C++ Actor Component to the Actor in the scene
7. Save all and restart the editor
8. Select the actor in the scene

Expected Results:
The component is added to the actor at creation. The component remains as a part of the actor after restarting the editor.

Actual Results:
The component is not added to the Actor at creation. The component is not retained by the actor. The component isn't visible in the editor until recompiling/reloading the editor.