Merge "Add a delay between tests to make them more robust" into rvc-dev am:...

Merge "Add a delay between tests to make them more robust" into rvc-dev am: ad15d6c0 am: 3d5ea8a7 am: 8809bacb

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/11392730

Change-Id: I1a682f8b8217e6dc362b28d5bee1a879b69ece96