Shadow Technical Writing team recurring maintenance tasks

Follow up on the similar issue #181 (closed), swapped assignees

Goal

Understand what kinds of changes occur to English docs as a result of what kinds of maintenance tasks, what's the scope of changes, be it linguistic, structural, technical - what’s the impact on translation, or impact on TW processes

https://gitlab.com/gitlab-org/technical-writing/docs-gitlab-com/-/blob/main/doc/maintenance.md