chore: update dependency markdownlint-cli to ^0.38.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
markdownlint-cli	^0.35.0 -> ^0.38.0

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Release Notes

igorshubovych/markdownlint-cli (markdownlint-cli)

v0.38.0: 0.38.0

Compare Source

• Update markdownlint dependency to 0.32.1
  • Remove deprecated MD002/MD006
  • Remove rule aliases for "header"
  • Add MD054/link-image-style
  • Use micromark in MD005/MD007/MD030
  • Improve MD022/MD026/MD034/MD037/MD038/MD045/MD051
• Remove support for end-of-life Node version 16
• Update all dependencies via Dependabot

v0.37.0: 0.37.0

Compare Source

• Update markdownlint dependency to 0.31.1
  • Improve MD032/MD034/MD037/MD043/MD044/MD051/MD052
  • Improve performance
• Update all dependencies via Dependabot

v0.36.0: 0.36.0

Compare Source

• Update markdownlint dependency to 0.30.0
  • Use micromark in MD022/MD026/MD032/MD037/MD045/MD051
  • Incorporate micromark-extension-math for math syntax
  • Allow custom rules to override information URL
• Update all dependencies via Dependabot

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[scagood]

I assume that this one is fine now @aladdin-add?

given #165 isolates the .md files