Bump astro from 4.5.9 to 4.5.12

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 4.5.9 to 4.5.12.
- [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@4.5.12/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

landing/package.json

@@ -17,7 +17,7 @@
     "@astrojs/rss": "^4.0.1",
     "@astrojs/sitemap": "^3.0.3",
     "@astrojs/tailwind": "^5.0.3",
-    "astro": "^4.5.9",
+    "astro": "^4.5.12",
     "shepherd.js": "workspace:*",
     "tailwindcss": "^3.4.3",
     "typescript": "^5.4.2"