Confirm analytics is working correctly with an integration test

Created by: elzannewentzel

Stakeholder: Marketing strategy & analytics

As part of the recently formed marketing tracking working group, we want to make sure that we know analytics is working correctly on the about. sourcegraph.com platform.

To support this, we need to create an integrity test to ensure that all analytics are firing.

Related Slack thread: https://sourcegraph.slack.com/archives/C03KB4WKJRW/p1654726472287969