[wpt-import] Update `TestExpectations` with bugs for new failures

R=rubber-stamper@appspot.gserviceaccount.com

Bug: 331835714, 331837315, 331851044, 331884460, 331906059, 331915503
Change-Id: I0ad40167784ac8a7c5651afb8a216b82a80f783d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5407157
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Auto-Submit: WPT Autoroller <wpt-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Jonathan Lee <jonathanjlee@google.com>
Cr-Commit-Position: refs/heads/main@{#1280428}