Adding suport for multiple multihal config files am: e61b64ba am: 938eae90 am: 33883bd2

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2323216



Change-Id: Iee5189571370897c30b575ed42d05fcef79733e0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>