Change the association revoke importance

Change the imprtance to IMPORTANCE_FOREGROUND,
so that the role will be reovked if the app currently is not at the top
of the screen that the user is interacting with.

fix: 372495062
Test: CtsCompanionDeviceManagerUiAutomationTestCases:AssociationRevokedTest
Flag: EXEMPT bugfix
Change-Id: I56047a21980f346ca0eb656b09f9389387a00851
1 file changed