Fixes app removed broadcast

When an app is deleted for all users, it would send package removed
broadcasts to no users. After this fix, it expands all users and
correctly targets the users that the app was installed for.

Change-Id: I664aee6f4a607ad8bba87b095dc78a387824887a
Fixes: 121003130
Fixes: 121047681
Test: atest InputMethodServiceLifecycleTest#testUninstallCurrentImeFull