Support astro 5

[danwulff]

With the latest @kindspells/astro-shield release the peerDependency supported is "astro": "^4.0.0".

Please add support for astro ^5.0.0.

[valtism]

You can add this to your package.json to override the peer dependency resolution:

"overrides": {
  "@kindspells/astro-shield": {
    "astro": "$astro"
  }
}