Merge "VTS: update CSD validation for Video Encoder Test" into rvc-dev am: a2f1aa93d7 am: 6f35bbca94

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/11914378

Change-Id: Ibce0f9843d2f9c888370f62d319c43da6f6b455c