Update docs content to use Hugo shortcodes

Sarah Germanrequested to merge
sarahg-docs-hugo-shortcodes into master

What does this MR do?

Updates markdown formatting for the new Hugo-based GitLab Docs website. See https://docs.gitlab.com/ee/development/documentation/hugo_migration#shortcodes for more information.

Charts docs rendered with Hugo: https://new.docs.gitlab.com/upstream-review-mr-charts-4131/charts/

Related issues

gitlab-org/technical-writing/docs-gitlab-com#44 (closed)

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  • Documentation created/updated.
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Edited by Sarah German

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