chore(deps): update dependency nx to v21.3.0

Author: renovate[bot]

package.json

@@ -29,7 +29,7 @@
     "eslint-plugin-prettier": "5.5.1",
     "execa": "9.6.0",
     "globals": "16.3.0",
-    "nx": "21.2.4",
+    "nx": "21.3.0",
     "prettier": "3.6.2",
     "prettier-plugin-tailwindcss": "0.6.14",
     "rimraf": "6.0.1",