chore(package): update atom-linter to version 4.4.0

http://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -19,7 +19,7 @@
     }
   },
   "dependencies": {
-    "atom-linter": "^4.3.4",
+    "atom-linter": "^4.4.0",
     "atom-package-deps": "^3.0.7",
     "clang-flags": "^0.2.2"
   },