Removing unused alarm config crash_non_clock_apps

This flag is no longer used, as this behavior is supposed to be always
enabled.

Test: Builds, boots.
Test: atest CtsAlarmManagerTestCases
Test: atest FrameworksMockingServicesTests:AlarmManagerServiceTest

Bug: 228652215
Change-Id: I70d946511486d88f68781e005505b1767735d849