Whispeak: Show invalid assert messages in request - refs BT#18476

plugin/whispeakauth/Request/ApiRequest.php

@@ -178,11 +178,9 @@ class ApiRequest
 
             if (isset($json['asserts'])) {
                 foreach ($json['asserts'] as $assert) {
-                    // Removed message filter because Whispeak indicates that all message should be presented to student.
-                    // Leaving the code and only commenting because if it's not modified on their side it should come back
-//                    if (in_array($assert['value'], ['valid_audio', 'invalid_audio'])) {
+                    if ('invalid_' === substr($assert['value'], 0, 8)) {
                         $message .= $assert['message'].PHP_EOL;
-//                    }
+                    }
                 }
             } elseif (empty($json['message'])) {
                 $message = $requestException->getMessage();