Use soong_config_get/set instead of raw variable accesses

The raw variable accesses are breaking the rbc product config CI.

Test: ./build/bazel/ci/rbc_dashboard.py --quick factory_husky-trunk_staging-userdebug factory_ripcurrent factory_shiba
Change-Id: Ied0b29d9eeae65fb94900258627247b0a4145bc5
1 file changed