Merge "statx(2) allows nullptr for the path now." into main am: 0c8224936c am: 08e670011a

Original change: https://android-review.googlesource.com/c/platform/bionic/+/3264759

Change-Id: I785a2300039cd6e318349c2f4e1d42ebd3ea9b87
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>