fix: include macOS slice in universal Hermes xcframework#1970

Saadnajmi wants to merge 2 commits intofacebook:mainfacebook/hermes:mainfrom

Saadnajmi:saad/add-macos-to-xcframework-mainSaadnajmi/hermes:saad/add-macos-to-xcframework-mainCopy head branch name to clipboard