Merge "Convert Android.mk of LeanbackCustomizer to Android.bp" into main am: d36d55f7a8 am: a5ac6676fc am: 6140495607

Original change: https://android-review.googlesource.com/c/device/sample/+/2824751

Change-Id: Ica2562a0c1aea09e17d8e0e73cdf55c1ec42d842
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>