chore(deps): bump astro and @astrojs/node in /website

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) and [@astrojs/node](https://github.com/withastro/astro/tree/HEAD/packages/integrations/node). These dependencies needed to be updated together.

Updates `astro` from 3.6.5 to 4.4.15
- [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@4.4.15/packages/astro)

Updates `@astrojs/node` from 6.1.0 to 8.2.3
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/integrations/node/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/@astrojs/node@8.2.3/packages/integrations/node)

---
updated-dependencies:
- dependency-name: astro
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: "@astrojs/node"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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