Bump pm2 from 5.4.3 to 6.0.13

Bumps [pm2](https://github.com/Unitech/pm2) from 5.4.3 to 6.0.13.
- [Release notes](https://github.com/Unitech/pm2/releases)
- [Changelog](https://github.com/Unitech/pm2/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Unitech/pm2/commits/v6.0.13)

---
updated-dependencies:
- dependency-name: pm2
  dependency-version: 6.0.13
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

frontend/package.json

@@ -36,7 +36,7 @@
     "jest-html-reporter": "^3.10.2",
     "jest-mock-extended": "^3.0.7",
     "jsonwebtoken": "^9.0.2",
-    "pm2": "^5.4.3",
+    "pm2": "^6.0.13",
     "sass": "^1.86.0",
     "ts-jest": "^29.3.0",
     "wait-on": "^8.0.5"