[1/n] Optimize user aspect ratio button heuristic

Don't allow the user aspect ratio settings button to be shown more than
once for the current application visible to the user.

Test: `atest WMShellUnitTests:UserAspectRatioSettingsWindowManagerTest`
      `atest WMShellUnitTests:UserAspectRatioSettingsLayoutTest`
      `atest WMShellUnitTests:CompatUIControllerTest`
Fix: 300226988
Bug: 299078364
Bug: 289356588
Change-Id: Ib32df6b2ac6aaf7a7446f7b5be5cd684b9f7ebde