Adding a max length validator

Author: weaverryan

src/Maker/MakeRegistrationForm.php

@@ -307,6 +307,8 @@ private function generateFormClass(ClassNameDetails $userClassDetails, Generator
                     new Length([
                         'min' => 6,
                         'minMessage' => 'Your password should be at least {{ limit }} characters',
+                        // max length allowed by Symfony for security reasons
+                        'max' => 4096,
                     ]),
                 ],
 EOF