Bump markdown-it and markdownlint-cli2

[dependabot]

Bumps markdown-it to 14.2.0 and updates ancestor dependency markdownlint-cli2. These dependencies need to be updated together.

Updates markdown-it from 14.1.1 to 14.2.0

Changelog

Sourced from markdown-it's changelog.

[14.2.0] - 2026-05-24

Added

• isPunctCharCode to utilities.

Fixed

• Don't end HTML comment blocks on a blank line, #1155.
• Properly recognize astral chars (surrogates) in delimiter scans for emphasis-like markers, #1072. Big thanks to @​tats-u for his global efforts with improving CJK support.
• Preserve unicode whitespaces when trimm headings/paragraphs, #1074.
• More strict entities decode to avoid false positives ;, #1096.
• Restore block parser state on fail in lheading rule, #1131.

Security

• Fixed poor smartquotes perfomance on > 70k quotes in single block
• Bumped linkify-it to 5.0.1 with fixed potential perfomance issues.

Commits

• 829797a 14.2.0 released
• 9ce2087 Fix smartquotes perfomance
• 02e73b8 linkify-it bump
• 68cfb8c fix: don't end HTML comment blocks on a blank line (#1155)
• 1083137 Readme cleanup
• 97c7ca2 Update funding info
• c471b55 Changelog update
• 7769621 isPunctChar => isPunctCharCode
• aa2aa70 fix: always reset parentType in lheading rule (#1131)
• 59955f2 Polish PRs #1072, #1074
• Additional commits viewable in compare view

Updates markdownlint-cli2 from 0.22.1 to 0.23.0

Changelog

Sourced from markdownlint-cli2's changelog.

0.23.0

• Add overrides configuration option
• Improve options/configuration file handling
• Update dependencies (including markdownlint)
• Remove support for end-of-life Node 20

Commits

• 5341662 Update to version 0.23.0.
• 5a7b0fd Add test cases to ensure user-provided Options object properties that use imp...
• 73c8de8 Bump eslint from 10.5.0 to 10.6.0
• fb55bdb Bump js-yaml from 5.1.0 to 5.2.0
• f4ee8c9 Bump eslint-plugin-jsdoc from 63.0.9 to 63.0.10
• b4f4a52 Add support for configuration object "extends" to new "overrides" behavior.
• dacefd5 Refactor "extends" implementation to modify objects in place (simpler, more f...
• 2be557f Bump eslint-plugin-n from 18.2.0 to 18.2.1
• 184d8d6 Bump eslint-plugin-jsdoc from 63.0.8 to 63.0.9
• 60ac5bc Bump eslint-plugin-n from 18.1.0 to 18.2.0
• Additional commits viewable in compare view

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