Merge "Revert "ImageDecoder: add "image/avif" to support list"" into udc-dev am: 0163dce7 am: 7cc29c20

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22259553



Change-Id: I86c6ebe9d40ecb99281deaf7f88cc4ec2c8105f0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>