merge_pr_54217

Writing Assistance APIs: Update unsupported language codes in WPTs

Fixed: 407988949
Change-Id: Icd7eefe17d37f02bee713204cb360c7d492fd2a6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6828698
Auto-Submit: Mike Wasserman [email protected]
Commit-Queue: Mike Wasserman [email protected]
Reviewed-by: Clark DuVall [email protected]
Commit-Queue: Clark DuVall [email protected]
Cr-Commit-Position: refs/heads/main@{#1498993}