build(deps): bump markdown-it and markdownlint-cli

Bumps [markdown-it](https://github.com/markdown-it/markdown-it) to 14.2.0 and updates ancestor dependency [markdownlint-cli](https://github.com/igorshubovych/markdownlint-cli). These dependencies need to be updated together.


Updates `markdown-it` from 14.1.1 to 14.2.0
- [Changelog](https://github.com/markdown-it/markdown-it/blob/master/CHANGELOG.md)
- [Commits](markdown-it/markdown-it@14.1.1...14.2.0)

Updates `markdownlint-cli` from 0.48.0 to 0.49.0
- [Release notes](https://github.com/igorshubovych/markdownlint-cli/releases)
- [Commits](igorshubovych/markdownlint-cli@v0.48.0...v0.49.0)

---
updated-dependencies:
- dependency-name: markdown-it
  dependency-version: 14.2.0
  dependency-type: indirect
- dependency-name: markdownlint-cli
  dependency-version: 0.49.0
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]