Merge "Allow input device config files in product and system_ext." into sc-dev...

Merge "Allow input device config files in product and system_ext." into sc-dev am: f933d3c8 am: ee88243e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/14388083

Change-Id: I08727330b17389f02da579c5097d2decc4746150