web-platform-tests/wpt merge_pr_49086

on GitHub

DOM: Add moveBefore() live range update tests

See
whatwg/dom@8d24d3b.

R=nrosenthal@chromium.org

Bug: 40150299
Change-Id: I105d9e14c7ec29656ce2e9934cf593428ca23be5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6003744
Commit-Queue: Dominic Farolino dom@chromium.org
Reviewed-by: Noam Rosenthal nrosenthal@chromium.org
Cr-Commit-Position: refs/heads/main@{#1380889}