Merge "Use customized toString for UUID in VTS" into main am: e237f5bfaa

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/3020095

Change-Id: I8e4393dc5eab738371360db98800a29b93eeeca2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>