AV1-in-MP4 codec string not shown in Show Media Stats
<rdar://problem/118850797>
Pull request: https://github.com/WebKit/WebKit/pull/20955
Committed 271187@main (e5529dfe6aa4): <https://commits.webkit.org/271187@main> Reviewed commits have been landed. Closing PR #20955 and removing active labels.