Suppress more blending failures

Suppresses conformance/rendering/blending.html failures on more configs.

Submitted with no-try to get past unrelated trybot failures.

No-Try: true
Bug: 1357064
Change-Id: I0365af58b41fcdf539e68e6f2f8d63362ad5267f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3871901
Auto-Submit: Brian Sheedy <bsheedy@chromium.org>
Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1042724}