Bump astro from 5.13.10 to 5.15.1

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 5.13.10 to 5.15.1.
- [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/[email protected]/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 5.15.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -32,7 +32,7 @@
     "@iconify/svelte": "^4.2.0",
     "@swup/astro": "^1.7.0",
     "@tailwindcss/typography": "^0.5.19",
-    "astro": "5.13.10",
+    "astro": "5.15.1",
     "astro-expressive-code": "^0.41.3",
     "astro-icon": "^1.1.5",
     "hastscript": "^9.0.1",