chore(deps): update astro ecosystem

Author: renovate[bot]

docs/website/package.json

@@ -14,11 +14,11 @@
   },
   "dependencies": {
     "@astrojs/starlight": "^0.37.6",
-    "astro": "^5.17.2",
-    "sharp": "^0.33.5"
+    "astro": "^5.18.0",
+    "sharp": "^0.34.5"
   },
   "devDependencies": {
     "@biomejs/biome": "2.4.5",
-    "astro-vtbot": "^2.1.11"
+    "astro-vtbot": "2.1.11"
   }
 }