Merge "HapticGenerator: Add AIDL placeholder implementation and vts test" am: 02823d7040 am: 6c7ba1f3f7

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2311626

Change-Id: Ie1cbe042c8a0fb47a7316f23bc559ce0446efc2a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>