chore(deps-dev): bump @types/node from 22.15.21 to 26.0.0 in /cdk

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 22.15.21 to 26.0.0.
- [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-version: 26.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

cdk/package-lock.json

@@ -12,7 +12,7 @@
   },
   "devDependencies": {
     "@types/jest": "^30.0.0",
-    "@types/node": "^22.14.1",
+    "@types/node": "^26.0.0",
     "@types/prettier": "3.0.0",
     "aws-cdk": "^2.1126.0",
     "esbuild": "^0.28.1",