Rely on logs instead to port forwarding in test am: 1833ed8475

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/23187487

Change-Id: Idb2adbd0d1b0982a825a52b1965301bce90c3278
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>