chore: bump @types/node from 14.18.16 to 14.18.21 in /site (#2905)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 14.18.16 to 14.18.21.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

site/package.json

@@ -72,7 +72,7 @@
     "@testing-library/user-event": "14.2.0",
     "@types/express": "4.17.13",
     "@types/jest": "27.4.1",
-    "@types/node": "14.18.16",
+    "@types/node": "14.18.21",
     "@types/react": "17.0.44",
     "@types/react-dom": "17.0.16",
     "@types/react-helmet": "6.1.5",

site/yarn.lock

@@ -3127,10 +3127,10 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-17.0.22.tgz#38b6c4b9b2f3ed9f2e376cce42a298fb2375251e"
   integrity sha512-8FwbVoG4fy+ykY86XCAclKZDORttqE5/s7dyWZKLXTdv3vRy5HozBEinG5IqhvPXXzIZEcTVbuHlQEI6iuwcmw==
 
-"@types/node@14.18.16", "@types/node@^14.0.10":
-  version "14.18.16"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.18.16.tgz#878f670ba3f00482bf859b6550b6010610fc54b5"
-  integrity sha512-X3bUMdK/VmvrWdoTkz+VCn6nwKwrKCFTHtqwBIaQJNx4RUIBBUFXM00bqPz/DsDd+Icjmzm6/tyYZzeGVqb6/Q==
+"@types/node@14.18.21", "@types/node@^14.0.10":
+  version "14.18.21"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.18.21.tgz#0155ee46f6be28b2ff0342ca1a9b9fd4468bef41"
+  integrity sha512-x5W9s+8P4XteaxT/jKF0PSb7XEvo5VmqEWgsMlyeY4ZlLK8I6aH6g5TPPyDlLAep+GYf4kefb7HFyc7PAO3m+Q==
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.1"