Do not send the smtppass on test if field is disabled (#31724)

Author: HLeithner

media/system/js/sendtestmail-uncompressed.js

@@ -14,7 +14,6 @@ var sendTestMail = function ()
 	var email_data = {
 		smtpauth  : $('input[name="jform[smtpauth]"]:checked').val(),
 		smtpuser  : $('input[name="jform[smtpuser]"]').val(),
-		smtppass  : $('input[name="jform[smtppass]"]').val(),
 		smtphost  : $('input[name="jform[smtphost]"]').val(),
 		smtpsecure: $('select[name="jform[smtpsecure]"]').val(),
 		smtpport  : $('input[name="jform[smtpport]"]').val(),
@@ -24,6 +23,12 @@ var sendTestMail = function ()
 		mailonline: $('input[name="jform[mailonline]"]:checked').val()
 	};
 
+	var $smtppass = $('input[name="jform[smtppass]"]');
+
+	if ($smtppass.is(':disabled') === false) {
+		email_data.smtppass = $smtppass.val();
+	}
+
 	// Remove js messages, if they exist.
 	Joomla.removeMessages();