Bump mongodb in /github/node/express/webappCosmosDBWithTests/Application

Bumps [mongodb](https://github.com/mongodb/node-mongodb-native) from 3.1.10 to 3.1.13.
- [Release notes](https://github.com/mongodb/node-mongodb-native/releases)
- [Changelog](https://github.com/mongodb/node-mongodb-native/blob/master/CHANGES_3.0.0.md)
- [Commits](mongodb/node-mongodb-native@v3.1.10...v3.1.13)

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

Author: dependabot[bot]

github/node/express/webappCosmosDBWithTests/Application/package-lock.json

@@ -14,7 +14,7 @@
     "cookie-parser": "^1.4.0",
     "debug": "^2.2.0",
     "express": "^4.14.0",
-    "mongodb": "^3.1.10",
+    "mongodb": "^3.1.13",
     "morgan": "^1.7.0",
     "pug": "^2.0.0-beta6",
     "serve-favicon": "^2.3.0",