chore(package): update husky to version 4.1.0

Closes #39

Author: greenkeeper[bot]

package.json

@@ -63,7 +63,7 @@
     "cz-conventional-changelog": "^2.1.0",
     "eslint-config-unity": "^1.0.1",
     "fake-indexeddb": "^2.1.1",
-    "husky": "^2.5.0",
+    "husky": "^4.1.0",
     "nyc": "^14.1.1",
     "rimraf": "^2.5.4",
     "sinon": "^7.3.2",