fix(deps): update dependency starlight-openapi to ^0.12.1

Author: renovate[bot]

package.json

@@ -15,6 +15,6 @@
     "astro-auto-import": "^0.4.4",
     "remark-definition-list": "^2.0.0",
     "sharp": "^0.33.5",
-    "starlight-openapi": "^0.8.3"
+    "starlight-openapi": "^0.12.1"
   }
 }