Disable auto-push after "npm version"

Author: michalsnik

package.json

@@ -11,7 +11,6 @@
     "lint": "eslint .",
     "pretest": "npm run lint",
     "preversion": "npm run update && npm test",
-    "postversion": "git push --follow-tags",
     "update": "node ./tools/update-rules.js"
   },
   "files": [