Bump @types/node from 20.12.7 to 20.14.11 in /backend

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.12.7 to 20.14.11.
- [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-minor
...

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

backend/package.json

@@ -97,7 +97,7 @@
   "devDependencies": {
     "@faker-js/faker": "8.4.1",
     "@types/jest": "^29.5.12",
-    "@types/node": "^20.12.7",
+    "@types/node": "^20.14.11",
     "@typescript-eslint/eslint-plugin": "^5.62.0",
     "@typescript-eslint/parser": "^5.62.0",
     "apollo-server-testing": "~2.11.0",

backend/yarn.lock

@@ -2450,10 +2450,10 @@
     "@types/node" "*"
     form-data "^3.0.0"
 
-"@types/node@*", "@types/node@>=6", "@types/node@^20.12.7":
-  version "20.12.7"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.12.7.tgz#04080362fa3dd6c5822061aa3124f5c152cff384"
-  integrity sha512-wq0cICSkRLVaf3UGLMGItu/PtdY7oaXaI/RVU+xliKVOtRna3PRY57ZDfztpDL0n11vfymMUnXv8QwYCO7L1wg==
+"@types/node@*", "@types/node@>=6", "@types/node@^20.14.11":
+  version "20.14.11"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.14.11.tgz#09b300423343460455043ddd4d0ded6ac579b74b"
+  integrity sha512-kprQpL8MMeszbz6ojB5/tU8PLN4kesnN8Gjzw349rDlNgsSzg90lAVj3llK99Dh7JON+t9AuscPPFW6mPbTnSA==
   dependencies:
     undici-types "~5.26.4"