Add WearSafetySource (Without Listener)

Bug: 389841524
Test: TreeHugger
Test: manual
Test: atest SafetySourceBroadcastReceiverTest
Test: atest LockScreenSafetySourceTest
Test: atest ActiveUnlockStatusUtilsTest
Test: atest WearSafetySourceTest
Flag: com.android.settings.flags.biometrics_onboarding_education
Change-Id: I7f4b41bf33d1e0fb7988f756a466e4d80bcec25e
13 files changed