Change to variable declaration for mixins fix

Author: thelettuce

lib/web/mage/requirejs/mixins.js

@@ -114,15 +114,14 @@ define('mixins', [
          * @returns {Array} An array of paths to mixins.
          */
         getMixins: function (path) {
-            var config;
+            var config = module.config() || {}, mixins;
 
             // fix for when urlArgs is set
             if (path.indexOf('?') !== -1) {
                 path = path.substring(0, path.indexOf('?'));
             }
-
-            config = module.config() || {},
-                mixins = config[path] || {};
+            
+            mixins = config[path] || {};
 
             return Object.keys(mixins).filter(function (mixin) {
                 return mixins[mixin] !== false;