Bump mongodb from 6.11.0 to 6.12.0

Bumps [mongodb](https://github.com/mongodb/node-mongodb-native) from 6.11.0 to 6.12.0.
- [Release notes](https://github.com/mongodb/node-mongodb-native/releases)
- [Changelog](https://github.com/mongodb/node-mongodb-native/blob/main/HISTORY.md)
- [Commits](mongodb/node-mongodb-native@v6.11.0...v6.12.0)

---
updated-dependencies:
- dependency-name: mongodb
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -23,7 +23,7 @@
   "homepage": "https://github.com/jarikmarwede/freeCodeCamp-projects#readme",
   "dependencies": {
     "busboy": "^0.3.1",
-    "mongodb": "^6.11.0",
+    "mongodb": "^6.12.0",
     "mongoose": "^8.8.4",
     "node-fetch": "^3.3.2"
   },