[automerger skipped] Remove support for stuck threads am: 5f6d28a01e -s ours

am skip reason: Change-Id I4b37c2d09b5c68afde438c343b41fcdc788c578e with SHA-1 adac35f1ea is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/junit/+/13799495

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I2c57c41a159d5b7554f80284e7815cece47a5a33