Allow a trailing dot in a hostname on diag_dns.php. Fixes #9276
Allow a trailing dot in a hostname on diag_dns.php. Fixes #9276

NewEraCracker/pfsense,pfsense/pfsense,pfsense/pfsense,NewEraCracker/pfsense,dennypage/pfsense,pfsense/pfsense,NewEraCracker/pfsense,pfsense/pfsense,dennypage/pfsense,phil-davis/pfsense,phil-davis/pfsense,dennypage/pfsense,phil-davis/pfsense,dennypage/pfsense,NewEraCracker/pfsense,phil-davis/pfsense