don't have bash scripts with .js extensions

.awsbox.json

@@ -12,7 +12,7 @@
     "CONFIG_FILES": "$HOME/code/config/production.json,$HOME/code/config/aws.json,$HOME/config.json"
   },
   "hooks": {
-    "postdeploy": "scripts/awsbox/post_deploy.js",
+    "postdeploy": "scripts/awsbox/post_deploy.sh",
     "poststart": "scripts/show_config.js",
     "postcreate": "scripts/awsbox/post_create.sh"
   },