Disable userfautlfd GC if minor-fault feature isn't available am: 856856e40d am: 7ab6694680

Original change: https://android-review.googlesource.com/c/platform/art/+/2335766

Change-Id: I74be187ca756a0d31021ab8f773adf1f2496e209
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>