Hierarchy v2: Renaming a prefab asset in Project Browser leaves stale name in prefab stage header

Steps to reproduce:

1. Open a prefab in isolation or context mode
2. Rename the same prefab in project browser window to persist the change

Actual results: prefab stage header still shows the same name

Expected results: prefab stage header should update with the new name

Reproducible with versions: 6000.7

Not reproducible with versions: 

Can’t test with versions: 

Tested on (OS): mac

Notes: