[C3] Bump create-astro in /packages/create-cloudflare/src/frameworks

Bumps [create-astro](https://github.com/withastro/astro/tree/HEAD/packages/create-astro) from 4.2.1 to 4.3.0.
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/create-astro/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/[email protected]/packages/create-astro)

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

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

packages/create-cloudflare/src/frameworks/package.json

@@ -7,7 +7,7 @@
 	],
 	"dependencies": {
 		"@angular/cli": "16.2.2",
-		"create-astro": "4.2.1",
+		"create-astro": "4.3.0",
 		"create-docusaurus": "2.4.3",
 		"create-hono": "0.3.1",
 		"create-next-app": "13.4.19",