Bump @types/node from 18.15.11 to 20.9.0

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 18.15.11 to 20.9.0.
- [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-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -28,7 +28,7 @@
     "@guardian/prettier": "^0.4.2",
     "@types/aws-lambda": "^8.10.119",
     "@types/jest": "^26.0.20",
-    "@types/node": "18.15.11",
+    "@types/node": "20.9.0",
     "@types/node-fetch": "^1.6.9",
     "@typescript-eslint/eslint-plugin": "^4.33.0",
     "@typescript-eslint/parser": "^4.14.1",

yarn.lock

@@ -847,10 +847,12 @@
   dependencies:
     "@types/node" "*"
 
-"@types/node@*", "@types/[email protected]":
-  version "18.15.11"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.15.11.tgz#b3b790f09cb1696cffcec605de025b088fa4225f"
-  integrity sha512-E5Kwq2n4SbMzQOn6wnmBjuK9ouqlURrcZDVfbo9ftDDTFt3nk7ZKK4GMOzoYgnpQJKcxwQw+lGaBvvlMo0qN/Q==
+"@types/node@*", "@types/[email protected]":
+  version "20.9.0"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.9.0.tgz#bfcdc230583aeb891cf51e73cfdaacdd8deae298"
+  integrity sha512-nekiGu2NDb1BcVofVcEKMIwzlx4NjHlcjhoxxKBNLtz15Y1z7MYf549DFvkHSId02Ax6kGwWntIBPC3l/JZcmw==
+  dependencies:
+    undici-types "~5.26.4"
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.0"
@@ -5478,6 +5480,11 @@ unbox-primitive@^1.0.2:
     has-symbols "^1.0.3"
     which-boxed-primitive "^1.0.2"
 
+undici-types@~5.26.4:
+  version "5.26.5"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
+  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
+
 union-value@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/union-value/-/union-value-1.0.1.tgz#0b6fe7b835aecda61c6ea4d4f02c14221e109847"