Merge "Use __builtin_available to guard LLNDK symbols" into main am: 68fdc51ded am: db6ba883e0

Original change: https://android-review.googlesource.com/c/platform/hardware/libhardware/+/3342634

Change-Id: Ibc7d27744a5d8e65434d09414de9be7803605096
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>