chore(package): update husky to version 2.6.0

Closes #59

Author: greenkeeper[bot]

package.json

@@ -65,7 +65,7 @@
     "eslint-plugin-prettier": "^2.4.0",
     "graphql": "^0.12.3",
     "graphql-tools": "^2.14.1",
-    "husky": "^0.14.3",
+    "husky": "^2.6.0",
     "jest": "^22.0.0",
     "prettier": "^1.5.3",
     "semantic-release": "^15.13.12"