[Trusty] skip port fail test on second run am: 071910c7fe

Original change: https://android-review.googlesource.com/c/trusty/app/sample/+/2761668

Change-Id: I84adbe774ed96f1bb2e1d427e220ce3b8b3cd78c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>