Bump astro from 4.6.3 to 4.6.4

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 4.6.3 to 4.6.4.
- [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-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -36,7 +36,7 @@
 	"devDependencies": {
 		"@playform/build": "0.0.7",
 		"@playform/document": "0.0.6",
-		"astro": "4.6.3"
+		"astro": "4.6.4"
 	},
 	"publishConfig": {
 		"access": "public"