fix: upgrade mongodb from 6.3.0 to 6.6.2

Snyk has created this PR to upgrade mongodb from 6.3.0 to 6.6.2.

See this package in npm:
mongodb

See this project in Snyk:
https://app.snyk.io/org/anand-py/project/82e93216-d2c3-4574-83ef-45b6e5423137?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -14,7 +14,7 @@
     "express": "^4.18.2",
     "express-async-handler": "^1.2.0",
     "jsonwebtoken": "^9.0.2",
-    "mongodb": "^6.3.0",
+    "mongodb": "^6.6.2",
     "mongoose": "^8.0.3",
     "punycode": "^2.3.1"
   }