chore: update dependency markdownlint-cli to ^0.40.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
markdownlint-cli	^0.39.0 -> ^0.40.0

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Release Notes

igorshubovych/markdownlint-cli (markdownlint-cli)

v0.40.0: 0.40.0

Compare Source

• Update markdownlint dependency to 0.34.0
  • Use micromark in MD027/MD028/MD036/MD040/MD041/MD046/MD048
  • Improve MD013/MD034/MD049/MD050/MD051
• Add support for TOML configuration files via --config
• Add --configPointer argument for nested configuration
• Update --ignore for directories to ignore all files within
• Update all dependencies via Dependabot

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