Merge "Uwb Hal: use fs::write instead of File::write" am: 995445a080 am: ccd01a2756 am: 9329fd19e0

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2575093

Change-Id: I816a308e2c120f63441f96a8b743f91812713ac5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>