Easily Staple Notarization (requires XCode 13+)

[adamretter]

With XCode 13+ there are newer commands that can be used for notarization:

https://developer.apple.com/documentation/security/notarizing_macos_software_before_distribution/customizing_the_notarization_workflow#3087734

One such new flag is --wait which could be used to wait until notarization completes, after which we could immediately run staple