Media pane should remain in the same location on screen after a user hides media

[noah-schechter]

Such that a user isn't left viewing the location pane after hiding media:

https://user-images.githubusercontent.com/100018299/213941161-41be8b18-daac-4689-b275-69251da8f9d1.mov

[noah-schechter]

Not a deployment blocker.

[milesmcc]

Hard :(