Merge "Remove unused folder development/testrunner" into main am: 3d6df7c624 am: efec98d35b am: 807bc8073e

Original change: https://android-review.googlesource.com/c/platform/development/+/2825850

Change-Id: I452b8696e8ed2365c6434ecdba4c6b0d850f9cbe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>