Currently webpushd is only sandboxed on macOS. It needs to be sandboxed on iOS as well.
rdar://103410333
Pull request: https://github.com/WebKit/WebKit/pull/7786
Committed 258033@main (5ab76c736b67): <https://commits.webkit.org/258033@main> Reviewed commits have been landed. Closing PR #7786 and removing active labels.