Revert "ImageDecoder: Add AVIF to support list"

This reverts commit 124d40bde1698dd0195f94b4fa055362e2510937.

Reason for revert:  DroidMonitor-triggered revert due to breakage https://android-build.googleplex.com/builds/quarterdeck?branch=git_master&target=errorprone&lkgb=9841290&lkbb=9845515&fkbb=9841293 tracking bug b/275679659

Bug: 275679659
Change-Id: Ifb6cd08d58912e7ec6bdbe535bdd604bfb44fb64
1 file changed