Merge "Document that ro.dalvik.vm.enable_uffd_gc has a limited lifetime." into...

Merge "Document that ro.dalvik.vm.enable_uffd_gc has a limited lifetime." into main am: a8bb538d am: 8ccc2b40

Original change: https://android-review.googlesource.com/c/platform/build/+/3088506



Change-Id: Ib34c00e1f80290b001f87d895d6027911163e4eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>