Merge "Update unpaused udfps alpha when showing udfps bouncer" into sc-qpr1-dev am: 2747904e am: 36796310 am: ea57e2d9

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15693008

Change-Id: I35084c7e4af192a3cef3532dc20ba670220cabbf