IMPORTANCE_FOREGROUND_SERVICE process can access fingerprint

We added a new priority IMPORTANCE_FOREGROUND_SERVICE
for foreground services and the services to  which the
system is bound fall into this bucket while before they
were falling into IMPORTANCE_FOREGROUND.

Test: manual

bug:79775649

Change-Id: I1626e78c5b7365985c5b4152637ab99aa0dea5f2