Exclude only system and device intelligence roles from indicators

Converts both the AppOpsControllerImpl and the PermissionUsageHelper to
use the same static method when filtering which packages to show. The
only packages which are filtered are 6 device intelligence roles, and
the system package. These values are updated at most every 15 seconds

Fixes: 184141707
Test: manual
Change-Id: I9dc44197a2ff3df7783b37f450ada4ef2fb1ca6f