build(deps-dev): bump @db-ux/agent-cli in /vue-example

Bumps [@db-ux/agent-cli](https://github.com/db-ux-design-system/core-web) from 3.1.20 to 4.0.1.
- [Release notes](https://github.com/db-ux-design-system/core-web/releases)
- [Changelog](https://github.com/db-ux-design-system/core-web/blob/main/docs/release-management.md)
- [Commits](db-ux-design-system/core-web@v3.1.20...v4.0.1)

---
updated-dependencies:
- dependency-name: "@db-ux/agent-cli"
  dependency-version: 4.0.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

vue-example/package-lock.json

@@ -16,7 +16,7 @@
     "vue": "^3.5.22"
   },
   "devDependencies": {
-    "@db-ux/agent-cli": "3.1.20",
+    "@db-ux/agent-cli": "4.0.1",
     "@vitejs/plugin-vue": "^6.0.1",
     "typescript": "^5.9.3",
     "vite": "^7.1.10",