removed "npm audit fix", since it breaks "npm link", which is required for testing with ESLint

Author: JamesMessinger

package.json

@@ -54,7 +54,7 @@
     "lint": "eslint .",
     "test": "mocha && npm run lint",
     "coverage": "nyc node_modules/mocha/bin/mocha",
-    "upgrade": "npm-check -u && npm audit fix",
+    "upgrade": "npm-check -u",
     "bump": "bump --tag --push --all",
     "release": "npm run upgrade && npm run clean && npm test && npm run bump"
   },