chore(deps): update dependency mocha to v5.2.0

Author: renovate-bot

package.json

@@ -32,7 +32,7 @@
   "devDependencies": {
     "hapi": "16.6.3",
     "jscs": "3.0.7",
-    "mocha": "5.1.1",
+    "mocha": "5.2.0",
     "supertest": "3.0.0"
   },
   "dependencies": {