fix(package): update object-hash to version 2.0.0

Closes #30

Author: greenkeeper[bot]

package.json

@@ -44,7 +44,7 @@
     "markdown-magic": "0.1.20",
     "markdown-magic-install-command": "1.3.1",
     "meow": "4.0.0",
-    "object-hash": "1.2.0"
+    "object-hash": "2.0.0"
   },
   "devDependencies": {
     "@semantic-release/changelog": "1.0.0",