[Output Switcher] Sets TemporaryAllowList when transfer from local to

remote (or oppsite way)

app will create new UMO when transfer between local and remote,
and it will produce Exception if app is background, so set it
to TemporaryAllowList before start transferring.

Bug: 235339353
Test: atest atest MediaOutputAdapterTest MediaOutputControllerTest MediaOutputBaseDialogTest MediaOutputDialogTest MediaOutputGroupAdapterTest MediaOutputGroupDialogTest
Change-Id: I32a823919b48fd784d354858c7e3b1070a723e28