build(deps): bump astro from 4.10.2 to 4.10.3

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 4.10.2 to 4.10.3.
- [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@4.10.3/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>

package.json

@@ -25,7 +25,7 @@
     "@astrojs/sitemap": "^3.1.6",
     "@astrojs/vercel": "^7.7.1",
     "@resvg/resvg-js": "^2.6.2",
-    "astro": "^4.10.2",
+    "astro": "^4.10.3",
     "luxon": "^3.4.4",
     "markdown-it": "^14.1.0",
     "sanitize-html": "^2.13.0",