Add TEST_MAPPING for gating and logging

The tests included are unit tests for the implementation (under
FrameworksServicesTests), for the corresponding TestRule
(PlatformCompatGating) and CTS tests.

Bug: 137821288
Test: cd frameworks/base/core/java/android/app/compat && atest
Test: cd frameworks/base/services/core/java/com/android/server/compat \
          && atest
Change-Id: I1a652775715f1a9738cc72725303bc78dfa17d03
3 files changed