chore(deps): bump astro from 7.2.9 to 7.3.1

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 7.2.9 to 7.3.1.
- [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@7.3.1/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 7.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -33,7 +33,7 @@
     "@iso24229/iso639-data": "^0.2.0",
     "@litertjs/core": "^2.5.3",
     "@tailwindcss/vite": "^4.0.0",
-    "astro": "^7.0.0",
+    "astro": "^7.3.1",
     "interscript": "^5.2.1",
     "onnxruntime-web": "^1.29.0",
     "tailwindcss": "^4.0.0",