chore: roll documentation linting tool versions forward

Evan Readrequested to merge
eread/roll-documentation-linting-tool-versions-forward-docs into main

Description

For gitlab-org/technical-writing/docs-gitlab-com#532 (closed), let's roll documentation linting tool versions forward.

We'll disable the new MD060 rule until https://github.com/DavidAnson/markdownlint/issues/1818 is resolved.

What CHANGELOG entry will this MR create?

  • fix: Bug fix fixes - a user-facing issue in production - included in changelog
  • feature: New feature - a user-facing change which adds functionality - included in changelog
  • BREAKING CHANGE: (fix or feature that would cause existing functionality to change) - should bump major version, mentioned in the changelog
  • None - other non-user-facing changes

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