Implement Apple EventKit EKVirtualConferenceProvider extension

[RodC]

Allow Zoom users to schedule and generate meeting links natively in Calendar app through Apple’s EKVirtualConferenceProvider extension https://developer.apple.com/documentation/eventkit/ekvirtualconferenceprovider/

Demonstrated here: https://developer.apple.com/videos/play/wwdc2023/10052/?time=1081