fix path to named-checkconf on FreeBSD/DragonFly BSD #1059

Job	Run time
Puppet / Static validations	15s
Puppet / 8 (Ruby 3.2)	1m 15s
Puppet / 7 (Ruby 2.7)	1m 35s
Puppet / Puppet 8 - CentOS 9	1m 28s
Puppet / Puppet 7 - CentOS 9	1m 32s
Puppet / Distro Puppet - Fedora 39	3m 19s
Puppet / Puppet 8 - Fedora 40	1m 44s
Puppet / Puppet 7 - Fedora 40	1m 25s
Puppet / Puppet 8 - Debian 11	1m 44s
Puppet / Puppet 7 - Debian 11	1m 41s
Puppet / Puppet 8 - Debian 12	1m 43s
Puppet / Puppet 7 - Debian 12	1m 38s
Puppet / Puppet 8 - Ubuntu 20.04	1m 55s
Puppet / Puppet 7 - Ubuntu 20.04	2m 1s
Puppet / Puppet 8 - Ubuntu 22.04	1m 37s
Puppet / Puppet 7 - Ubuntu 22.04	1m 40s
Puppet / Distro Puppet - Archlinux rolling	1m 33s
Puppet / Puppet 8 - AlmaLinux 9	1m 21s
Puppet / Puppet 7 - AlmaLinux 9	1m 12s
Puppet / Test suite	4s
	30m 42s

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