Bump typescript from 6.0.2 to 6.0.3 in /cdk

Bumps [typescript](https://github.com/microsoft/TypeScript) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v6.0.2...v6.0.3)

---
updated-dependencies:
- dependency-name: typescript
  dependency-version: 6.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

cdk/package-lock.json

@@ -19,7 +19,7 @@
     "jest": "^30.3.0",
     "ts-jest": "^29.4.9",
     "ts-node": "^10.9.2",
-    "typescript": "~6.0.2"
+    "typescript": "~6.0.3"
   },
   "dependencies": {
     "aws-cdk-lib": "2.249.0",