Check out subscription about moving topic, when user subscribes to branch, where a topic was created, checkbox 'Auto-subscribe' is disabled

Pre-Conditions:

1. User1 and User2 are registered and logged in
2. At least two branches are created
3. User2 has unchecked "Auto subscribe" checkbox in the profile
4. User1 has permissions VIEW_TOPICS, MOVE_TOPICS, CREATE_POSTS on an appropriate branch
5. User2 has permission VIEW_TOPICS on an appropriate branch