Bump cookie, @astrojs/mdx and astro

Bumps [cookie](https://github.com/jshttp/cookie) to 1.0.2 and updates ancestor dependencies [cookie](https://github.com/jshttp/cookie), [@astrojs/mdx](https://github.com/withastro/astro/tree/HEAD/packages/integrations/mdx) and [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro). These dependencies need to be updated together.


Updates `cookie` from 0.5.0 to 1.0.2
- [Release notes](https://github.com/jshttp/cookie/releases)
- [Commits](jshttp/cookie@v0.5.0...v1.0.2)

Updates `@astrojs/mdx` from 1.1.5 to 4.3.7
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/integrations/mdx/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/@astrojs/mdx@4.3.7/packages/integrations/mdx)

Updates `astro` from 3.6.5 to 5.14.5
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/astro/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/astro@5.14.5/packages/astro)

---
updated-dependencies:
- dependency-name: cookie
  dependency-version: 1.0.2
  dependency-type: indirect
- dependency-name: "@astrojs/mdx"
  dependency-version: 4.3.7
  dependency-type: direct:development
- dependency-name: astro
  dependency-version: 5.14.5
  dependency-type: direct:development
...

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Author: dependabot[bot]