chore(deps): update node.js to v22.21.0

Author: renovate[bot]

package.json

@@ -51,7 +51,7 @@
     "vitest": "3.2.4"
   },
   "engines": {
-    "node": "22.19.0",
+    "node": "22.21.0",
     "npm": "11.6.0",
     "bun": "1.2.20"
   },