fix(deps): Update dependency @sanity/icons to ^3.7.3

Author: renovate[bot]

website/package.json

@@ -11,7 +11,7 @@
   },
   "dependencies": {
     "@sanity/client": "^7.3.0",
-    "@sanity/icons": "^3.5.7",
+    "@sanity/icons": "^3.7.3",
     "@sanity/vision": "3.90.0",
     "@types/node": "^22.12.0",
     "@types/react": "^19.0.8",