chore(package): update husky to version 4.0.3

Closes #17

Author: greenkeeper[bot]

package.json

@@ -51,7 +51,7 @@
   },
   "devDependencies": {
     "@types/jest": "^24.0.15",
-    "husky": "^3.0.1",
+    "husky": "^4.0.3",
     "immutable": "^4.0.0-rc.12",
     "prettier": "^1.18.2",
     "pretty-quick": "^1.11.1",