chore: update dependency markdownlint-cli to ^0.39.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
markdownlint-cli	^0.38.0 -> ^0.39.0

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Release Notes

igorshubovych/markdownlint-cli (markdownlint-cli)

v0.39.0: 0.39.0

Compare Source

• Update markdownlint dependency to 0.33.0
  • Add MD055/table-pipe-style, MD056/table-column-count
  • Improve MD005/MD007/MD024/MD026/MD038
  • Incorporate micromark-extension-directive
  • Improve JSON schema, document validation
• Handle trailing commas in JSONC configuration
• Update all dependencies via Dependabot

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