build(deps-dev): bump mongodb-runner in /apps/OpenSignServer

Bumps [mongodb-runner](https://github.com/mongodb-js/devtools-shared) from 5.11.1 to 6.2.0.
- [Commits](https://github.com/mongodb-js/devtools-shared/commits/mongodb-runner@6.2.0)

---
updated-dependencies:
- dependency-name: mongodb-runner
  dependency-version: 6.2.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

apps/OpenSignServer/package.json

@@ -62,7 +62,7 @@
     "@babel/eslint-parser": "^7.28.5",
     "eslint": "^9.39.1",
     "jasmine": "^5.12.0",
-    "mongodb-runner": "^5.11.1",
+    "mongodb-runner": "^6.2.0",
     "nodemon": "^3.1.11",
     "nyc": "^17.1.0",
     "prettier": "^3.6.2"