Changes:
- Added a landing page that has links to upcoming citops workshops, and
a link to a form where users can request a GitOps workshop.
- Updated the contact page to display a GitOps workshop request form for
users who are linked to it from the GitOps workshop landing page.
- Added `deliver-gitops-workshop-request`, an action that sends details
of GitOps workshop request submissions to Salesforce.
- Added a new helper that creates campaign member objects in Salesforce.
- Added two new config variables used to get event details from the
Eventbrite API.
