device/lynx: Add adaptive haptics feature flag am: 4e31e5eeb3 am: 43785808ed

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/21806639

Change-Id: I0645359e72a4d224f78a4518d4e463cb944cc566
Signed-off-by: Automerger Merge Worker <[email protected]>