Do not load keylayout if required kernel module is missing am: d945d3e5 am: 8d74e0c1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/18930810



Change-Id: I3176da85ebf5e499534df62294062b92f7a26520
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>