chore(package): update ava-codemods to version 0.3.1

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "ava": "*",
-    "ava-codemods": "^0.3.0",
+    "ava-codemods": "^0.3.1",
     "babel-cli": "^6.22.2",
     "babel-eslint": "^7.1.1",
     "babel-plugin-add-module-exports": "^0.2.1",