Bump the npm group across 2 directories with 1 update

Bumps the npm group with 1 update in the / directory: [aws-cdk-lib](https://github.com/aws/aws-cdk/tree/HEAD/packages/aws-cdk-lib).
Bumps the npm group with 1 update in the /example directory: [aws-cdk-lib](https://github.com/aws/aws-cdk/tree/HEAD/packages/aws-cdk-lib).


Updates `aws-cdk-lib` from 2.230.0 to 2.231.0
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.alpha.md)
- [Commits](https://github.com/aws/aws-cdk/commits/v2.231.0/packages/aws-cdk-lib)

Updates `aws-cdk-lib` from 2.230.0 to 2.231.0
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.alpha.md)
- [Commits](https://github.com/aws/aws-cdk/commits/v2.231.0/packages/aws-cdk-lib)

---
updated-dependencies:
- dependency-name: aws-cdk-lib
  dependency-version: 2.231.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: npm
- dependency-name: aws-cdk-lib
  dependency-version: 2.231.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: npm
...

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

Author: dependabot[bot]

example/package.json

@@ -42,7 +42,7 @@
   "dependencies": {
     "@aws-lambda-powertools/logger": "^2.29.0",
     "@modelcontextprotocol/sdk": "^1.23.0",
-    "aws-cdk-lib": "^2.230.0",
+    "aws-cdk-lib": "^2.231.0",
     "aws-lambda-mcp-server": "workspace:*",
     "constructs": "^10.4.3",
     "hono": "^4.10.7",