Merge "Notify TrustListeners when enabled trust agents change." into main

core/java/android/app/trust/ITrustListener.aidl

core/java/android/app/trust/TrustManager.java

...temUI/src/com/android/keyguard/KeyguardUpdateMonitor.java

...c/com/android/keyguard/KeyguardUpdateMonitorCallback.java

...roid/systemui/keyguard/data/repository/TrustRepository.kt

...ystemui/statusbar/policy/KeyguardStateControllerImpl.java

...s/src/com/android/keyguard/KeyguardUpdateMonitorTest.java

...ystemui/statusbar/policy/KeyguardStateControllerTest.java

...rics/sensors/fingerprint/hidl/Fingerprint21UdfpsMock.java

...re/java/com/android/server/trust/TrustManagerService.java

...src/com/android/server/trust/TrustManagerServiceTest.java

...Tests/src/android/trust/test/lib/LockStateTrackingRule.kt