chore(deps-dev): bump cdk8s from 2.68.86 to 2.69.6

Bumps [cdk8s](https://github.com/cdk8s-team/cdk8s-core) from 2.68.86 to 2.69.6.
- [Release notes](https://github.com/cdk8s-team/cdk8s-core/releases)
- [Commits](cdk8s-team/cdk8s-core@v2.68.86...v2.69.6)

---
updated-dependencies:
- dependency-name: cdk8s
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

packages/chainfile-cdk8s/package.json

@@ -34,7 +34,7 @@
     "@chainfile/schema": "workspace:^"
   },
   "devDependencies": {
-    "cdk8s": "^2.68.86",
+    "cdk8s": "^2.69.6",
     "cdk8s-plus-25": "^2.22.79",
     "constructs": "^10.3.0",
     "get-port": "^5.1.1",