chore(deps): update dependency mongodb to v6.21.0 (#67028)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

tools/scripts/seed-exams/package.json

@@ -29,7 +29,7 @@
     "joi": "17.12.2",
     "joi-objectid": "3.0.1",
     "js-yaml": "4.1.0",
-    "mongodb": "6.10.0",
+    "mongodb": "6.21.0",
     "nanoid": "4.0.2"
   },
   "type": "module"

tools/scripts/seed/package.json

@@ -26,6 +26,6 @@
     "debug": "4.4.3",
     "dotenv": "16.6.1",
     "eslint": "^9.39.1",
-    "mongodb": "6.10.0"
+    "mongodb": "6.21.0"
   }
 }