Turn on foreground service type policy check.

Bug: b/254661666
Test: atest cts/tests/app/FgsTest/src/android/app/cts/fgstest/ActivityManagerForegroundServiceTypeTest.java
atest cts/tests/app/src/android/app/cts/ActivityManagerFgsBgStartTest.java
atest cts/tests/app/src/android/app/cts/ActivityManagerProcessStateTest.java
atest cts/tests/app/src/android/app/cts/NotificationManagerBubbleTest.java

Change-Id: I8e434f123a67aea1451fbb627de76135ec42bd7d