fix(deps): update dependency sharp to ^0.34.0

Author: renovate[bot]

package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "@astrojs/sitemap": "^3.2.1",
     "astro": "^5.1.1",
-    "sharp": "^0.33.5"
+    "sharp": "^0.34.0"
   },
   "devDependencies": {
     "prettier": "^3.4.2",