[scudo] [GWP-ASan] Add GWP-ASan variant of scudo benchmarks. am: 6583baa3f2 am: d79b4bb599

Original change: https://android-review.googlesource.com/c/platform/external/scudo/+/1705746

Change-Id: Ie31eddd35de5a9bcac0ad0ded3b2de97ebccb6d8