Retrieves the permalink for the ICAL event feed. A simple wrapper for `get_feed_link()`.
Retrieve the permalink for the events feed. The returned link is the url with which visitors can subscribe
to your events. Visiting the url directly will prompt a download an ICAL file of your events. The events feed
includes only public events (draft, private and trashed events are not included).
The link to the ICAL event feed..