Automatic update from web-platform-tests Migrate css-backgrounds crashtests to external/wpt This change migrates the following tests: - external/wpt/css-backgrounds/crashtests/background-norepeat.html - external/wpt/css-backgrounds/crashtests/background-parser.html - external/wpt/css-backgrounds/crashtests/border-radius-constraint.html - external/wpt/css-backgrounds/crashtests/border-image-fill.html - external/wpt/css-backgrounds/crashtests/parse-border-image-repeat-null.html Also removes the 5 orphaned fast/css/*-expected.txt baselines. Bug: 40077539, 41150616, 485677942 Change-Id: I38d5b6f05e233fc3dd1c367902b7ec698371a888 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/8058464 Reviewed-by: Christian Biesinger <cbiesinger@chromium.org> Commit-Queue: Sharon Yang <yangsharon@igalia.com> Cr-Commit-Position: refs/heads/main@{#1659902} -- wpt-commits: 11d0405302ed2f60e0f8bcdf9f152e77852be6e8 wpt-pr: 61194