remove alert on logout

WebGde/WebContent/src/BPO/returnElement.js

@@ -57,7 +57,7 @@ async function returnElementLogout(elementId) {
     let response = await fetch(getUrlReturnElement(elementId), {method: "POST"});
 
     if (response.status == 200) {                         
-    	alert('Element Returned');
+    	console.log('Element Returned');
     }else{
         alert(`Error ${response.status}: Returning element`);
         logoutKeycloak();