fix: examples/basic-express-example/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/npm:bson:20180225

Author: snyk-bot

examples/basic-express-example/package.json

@@ -15,7 +15,7 @@
     "cors": "~2.8.3",
     "debug": "~2.6.3",
     "express": "~4.15.3",
-    "fh-sync": "~1.0.0-RC1",
+    "fh-sync": "~2.0.1",
     "morgan": "~1.8.1"
   }
 }