chore: update dependency mongodb to ^3.7.4

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

Author: renovate[bot]

package.json

@@ -42,7 +42,7 @@
     "bson": "^1.0.6",
     "debug": "^4.1.0",
     "loopback-connector": "^5.0.0",
-    "mongodb": "^3.2.4",
+    "mongodb": "^3.7.4",
     "strong-globalize": "^6.0.0"
   },
   "devDependencies": {