Add required CoreMedia services to sandbox. These services are meeting the required standards for being added to GPUP on iOS.
<rdar://problem/103958332>
Pull request: https://github.com/WebKit/WebKit/pull/8319
Committed 258557@main (453b6d54d938): <https://commits.webkit.org/258557@main> Reviewed commits have been landed. Closing PR #8319 and removing active labels.