Update alert message when url is invalid

app/Http/Controllers/ManualResponse/SpnConfigController.php

@@ -43,7 +43,7 @@ class SpnConfigController extends Controller
         if($httpCode == '404'){
             return [
                 'success' => 'false',
-                'message' => 'This endpoint does not support this feature. Please update patch before submit.'
+                'message' => 'This endpoint is invaid or not support this feature. Please revise or update patch before submit.'
             ];
         }