[automerger skipped] DO NOT MERGE - f2fs-tools: ensure that unused xattr space is zeroized am: f7c0ca9f8b am: 8540e122d8 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/f2fs-tools/+/25177146

Change-Id: Id22e3dd4dfcee7275082c10ec408e2dd3c09768b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>