Merge "Cleanup: use shared apex_key (vibrator HAL APEX)" into main am: 62ba8b5bbe am: 3bde3289c6 am: 272e91ce44 am: a7ab523b73 am: 9fbae3b38e

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2780371

Change-Id: Ife9597599eac0a490c4d8182344068469b66447e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>