Merge "Add niwa@ to squashfs_utils/OWNERS" am: 535a08fe01 am: f3e3606512 am: f76688b8d3

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/1818173

Change-Id: I81cc5f9b8346bc4170ad98cf2ef10f92e931e3a1