Bug fix ui select list visible eventhough it is disabled

Author: Mohamed-Asar

app/code/Magento/Ui/view/base/web/js/form/element/ui-select.js

@@ -661,7 +661,7 @@ define([
          * @returns {Object} Chainable
          */
         toggleListVisible: function () {
-            this.listVisible(!this.listVisible());
+            this.listVisible(!this.disabled() && !this.listVisible());
 
             return this;
         },