chore(package): update @types/sinon to version 4.0.0 (#396)

Author: greenkeeper[bot]

package.json

@@ -71,7 +71,7 @@
     "@types/node": "^7.0.32",
     "@types/object-hash": "^1.1.0",
     "@types/rimraf": "^2.0.2",
-    "@types/sinon": "^2.3.5",
+    "@types/sinon": "^4.0.0",
     "@types/temp": "^0.8.29",
     "commitizen": "^2.9.6",
     "cz-conventional-changelog": "^2.0.0",