STS test fix for Android Security CVE-2021-0481 am: 00c538e380 am: d293888fd6 am: 3608f10539

Original change: https://googleplex-android-review.googlesource.com/c/platform/cts/+/15454024

Change-Id: I6f507960b8c56620fb0b36a067ada1bc9c373fe2