[scudo] Fix test on aarch64 without MTE am: 7878d87edc am: 80474818a6 am: 24d0553851 am: 7ba7914d37

Original change: https://android-review.googlesource.com/c/platform/external/scudo/+/1763656

Change-Id: I7cf76ea3a6110132814f42e6884982d7e7abfa90