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: a6182907

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

Change-Id: Ibb8529c1d23dea77f8a779c1c3b0212534ff0a48