build(deps-dev): bump aws-cdk from 2.172.0 to 2.173.0 in /infra (#714)

Bumps [aws-cdk](https://github.com/aws/aws-cdk/tree/HEAD/packages/aws-cdk) from 2.172.0 to 2.173.0.
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.md)
- [Commits](https://github.com/aws/aws-cdk/commits/v2.173.0/packages/aws-cdk)

---
updated-dependencies:
- dependency-name: aws-cdk
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

infra/package.json

@@ -13,7 +13,7 @@
   "devDependencies": {
     "@types/jest": "^29.5.14",
     "@types/node": "22.10.1",
-    "aws-cdk": "2.172.0",
+    "aws-cdk": "2.173.0",
     "jest": "^29.7.0",
     "ts-jest": "^29.2.5",
     "ts-node": "^10.9.2",