Fix the auto-creation of calendars so they are the same as the ones that are created with MKCALENDAR.
Fix the auto-creation of calendars so they are the same as the ones that
are created with MKCALENDAR.

lkraav/davical-rss-feature-branch,lkraav/davical-rss-feature-branch,lkraav/davical-rss-feature-branch,lkraav/davical-rss-feature-branch