[graphite] Re-enable wacky_yuv GMs for Dawn backend

Bug: b/274001762
Change-Id: I495f5821ce7b15bfbfe6ea4e773ec7fb95a7b601
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/662656
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
2 files changed