core-application: How repo-updater works improvements
Created by: indradhanush
The Google Technical Writing doc suggests to use lists for presenting technical information. [1]
Also grouped pointers about the update-queue in one list.
[1]: https://developers.google.com/tech-writing/one/lists-and-tables
Rendered markdown view: https://github.com/sourcegraph/about/blob/882bf91c0ebdd06a95413bf1f0fe1ff969fc36f8/handbook/engineering/core-application/onboarding/how-repo-updater-works.md