Fixes #14790 - reloads puppetclass parameters when choosing os and domain
(cherry picked from commit f391021c9c99e7b1e3949fa64c1b1fcb2c6ae540)
Fixes #14790 - reloads puppetclass parameters when choosing os and domain
(cherry picked from commit f391021c9c99e7b1e3949fa64c1b1fcb2c6ae540)