[automerger skipped] Merge "wifi: Add sleep 3 seconds to allow terminate processing in VTS tear down" into android10-tests-dev am: 8789326c4f -s ours

am skip reason: skipped by user lesl

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1554184

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ib0ee3dd231052151096575723f05ea3c609e1876