Only allow access to Web Inspector daemon in internal builds in the WebContent process sandbox on iOS.
<rdar://problem/115993515>
Pull request: https://github.com/WebKit/WebKit/pull/18160
Committed 268396@main (d1bbbb8f0825): <https://commits.webkit.org/268396@main> Reviewed commits have been landed. Closing PR #18160 and removing active labels.