Fix: End of line character is invalid; expected "\n" but found "\r\n"

htdocs/core/ajax/extraparams.php

@@ -71,4 +71,4 @@ if(! empty($id) && ! empty($element) && ! empty($htmlelement) && ! empty($type))
 	$result=$object->setExtraParameters();
 }
 
-?>
+?>
\ No newline at end of file