Roll src/third_party/dawn in M124 from 2ea615d914b1 to fd7470f7565f
Commits rolled:
https://dawn.googlesource.com/dawn.git/+log/2ea615d914b1..fd7470f7565f

Generated by: http://go/bbid/8747826667753363057

Change-Id: I0189ce8e1bf5608ce90ca1e2266b83b55f8b54ea
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5543299
Bot-Commit: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/6367@{#1182}
Cr-Branched-From: d158c6dc6e3604e6f899041972edf26087a49740-refs/heads/main@{#1274542}