liblog: remove __android_logger_property_get_bool()

All users have been moved to other, more suitable, interfaces.

Test: build
Merged-In: Ic4eb1f0ed6e35d8d6f7e63b80546f4e8bbe163e2
Change-Id: Ic4eb1f0ed6e35d8d6f7e63b80546f4e8bbe163e2
3 files changed