Fail callers that use exact alarms without permission

Switching the flag to throw by default.

Test: adb shell dumpsys alarm
atest CtsAlarmManagerTestCases
atest FrameworksMockingServicesTests:com.android.server.alarm

Bug: 171306433
Change-Id: I990f6ef37a4b7976fbef10de53c292fbb1fe25bc
1 file changed