WebRTCMediaPipelineAdditionalLoggingEnabled should be off by default
<rdar://problem/115544730>
Pull request: https://github.com/WebKit/WebKit/pull/17809
Committed 268080@main (f1de5495fdb8): <https://commits.webkit.org/268080@main> Reviewed commits have been landed. Closing PR #17809 and removing active labels.