Remove implicit process capability for certain foreground service state.

Make the while-in-use camera/microphone access more restrictive.

Bug: 237766679
Test: atest cts/tests/app/src/android/app/cts/ActivityManagerProcessStateTest.java#testFgsDefaultCapabilityNone
Change-Id: I586fafbfb9689f03030aeb0807d25f4d044644bf