chore(package): update @types/mocha to version 2.2.44

Author: greenkeeper[bot]

package.json

@@ -23,7 +23,7 @@
   },
   "devDependencies": {
     "@types/form-data": "2.2.0",
-    "@types/mocha": "2.2.43",
+    "@types/mocha": "2.2.44",
     "codecov": "2.3.1",
     "dateformat": "3.0.1",
     "execa": "0.8.0",