Add targets for vp8 and vp9 replay fuzzers in libwebrtc. <rdar://116139782>
Pull request: https://github.com/WebKit/WebKit/pull/19733
Committed 270011@main (6da809348ebe): <https://commits.webkit.org/270011@main> Reviewed commits have been landed. Closing PR #19733 and removing active labels.