build(deps): bump mongoose from 8.20.0 to 9.0.0

Bumps [mongoose](https://github.com/Automattic/mongoose) from 8.20.0 to 9.0.0.
- [Release notes](https://github.com/Automattic/mongoose/releases)
- [Changelog](https://github.com/Automattic/mongoose/blob/master/CHANGELOG.md)
- [Commits](Automattic/mongoose@8.20.0...9.0.0)

---
updated-dependencies:
- dependency-name: mongoose
  dependency-version: 9.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -69,7 +69,7 @@
     "luxon": "^3.2.1",
     "mathjs": "^15.0.0",
     "migrate-mongo": "^12.1.3",
-    "mongoose": "^8.4.0",
+    "mongoose": "^9.0.0",
     "node-fetch": "^3.3.0",
     "openid-client": "^5.1.8",
     "passport": "^0.7.0",