build(deps): bump openapi-to-postmanv2 from 5.3.4 to 6.0.0

Bumps [openapi-to-postmanv2](https://github.com/postmanlabs/openapi-to-postman) from 5.3.4 to 6.0.0.
- [Release notes](https://github.com/postmanlabs/openapi-to-postman/releases)
- [Changelog](https://github.com/postmanlabs/openapi-to-postman/blob/develop/CHANGELOG.md)
- [Commits](postmanlabs/openapi-to-postman@v5.3.4...v6.0.0)

---
updated-dependencies:
- dependency-name: openapi-to-postmanv2
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -31,7 +31,7 @@
     "express-openapi-validator": "^5.6.2",
     "js-yaml": "^4.1.0",
     "jszip": "^3.10.1",
-    "openapi-to-postmanv2": "^5.3.4",
+    "openapi-to-postmanv2": "^6.0.0",
     "winston": "^3.18.3"
   },
   "devDependencies": {