Sec: Fix input validation in v-add-dns-on-web-alias

- restart: Validate bool_format, optional arg

Author: Lupul

bin/v-add-dns-on-web-alias

@@ -26,7 +26,7 @@ source $HESTIA/conf/hestia.conf
 #----------------------------------------------------------#
 
 check_args '3' "$#" 'USER ALIAS IP [RESTART]'
-is_format_valid 'user' 'alias' 'ip'
+is_format_valid 'user' 'alias' 'ip' 'restart'
 is_system_enabled "$DNS_SYSTEM" 'DNS_SYSTEM'
 is_object_valid 'user' 'USER' "$user"
 is_object_unsuspended 'user' 'USER' "$user"