Adding suport for multiple multihal config files am: e61b64ba

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



Change-Id: Ic60d09bf3d63f8acdaa8d973ddb3f68a67788d9f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>