Merge "Adding FileSystemUtilsTests to presubmit" into main am: afd333e22b am: f8805a84a4

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3042237

Change-Id: Iae1cce91e80aba10d14972343ed0d5fa4b04a592
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>