Update Product Analytics page based on initial review
This page describes product documentation work that was identified during a documentation review of documentation pages associated with the Growth:Product Intelligence stage/group.
- Consider cross-linking to the developer docs for snowplow, and vice versa?
- To avoid future technical debt, https://docs.gitlab.com/ee/operations/product_analytics.html#event-collection should be cross-linked to an issue explaining when / how we intend to do the work.
- Missing from left nav. gitlab-docs!1577 (merged)