merge_pr_50219

Add WPT for multi-seller getInterestGroupAdAuctionData

Change-Id: Ic65307069147f6325303fc35dfda29f733df6346
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6180162
Commit-Queue: Russ Hamilton [email protected]
Reviewed-by: Qingxin Wu [email protected]
Cr-Commit-Position: refs/heads/main@{#1409702}