Bump mongodb from 2.2.33 to 3.1.13

Bumps [mongodb](https://github.com/mongodb/node-mongodb-native) from 2.2.33 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@v2.2.33...v3.1.13)

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

Author: dependabot[bot]

package-lock.json

@@ -41,7 +41,7 @@
     "lodash.merge": "^4.6.2",
     "lodash.template": "^4.4.0",
     "minimatch": "^3.0.4",
-    "mongodb": "^2.2.10",
+    "mongodb": "^3.1.13",
     "node-fetch": "^2.6.0",
     "pacote": "^11.1.10",
     "q": "1.4.1",