Merge "Restrict the overridden min size for PiP" into rvc-dev am: 2ed6d3891b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13746374

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ib6f163efc4614654de88657d693b1542c86cfc1e