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

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



Change-Id: Id21544273ddbb1dab9241bd7acafe2766dd9540c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>