ci: migrate tests to Policyfile

[damacus]

Summary

• Replace Berkshelf test resolution with Policyfile.
• Map existing Kitchen suites to named run lists.
• Generate, but do not track, the Policyfile lock.

Verification

• chef install Policyfile.rb
• Cookstyle: 0 offences
• ChefSpec: 183 examples, 0 failures
• markdownlint: 0 issues
• KITCHEN_LOCAL_YAML=kitchen.dokken.yml kitchen test default-ubuntu-2404 --destroy=always: 7 tests passed

[github-actions]

Slowest examples

Top 10 slowest examples (1.29 seconds, 12.23% of total time)

Example	Description	Time in seconds
spec/resources/service_spec.rb:211	chroot recipe on centos 8 does not run mknod_random actions and notifications	0.21655
spec/resources/primary_zone_template_spec.rb:108	zones with managed serial numbers a zone with no changes does not change the persisted serial number	0.19261
spec/resources/config_spec.rb:38	creating a basic configuration the main named config file has the root hints zone specified	0.17174
spec/chroot_spec.rb:234	test::chroot on Ubuntu 18.04 executes mknod /var/bind9/chroot/dev/urandom	0.14686
spec/chroot_spec.rb:166	test::chroot on Ubuntu 18.04 creates /var/bind9/chroot with mode 750 and owner bind	0.12227
spec/chroot_spec.rb:50	test::chroot on CentOS 7 it creates cookbook file /var/named/named.loopback	0.10689
spec/chroot_spec.rb:17	test::chroot on CentOS 7 is expected to install package "["bind-chroot", "bind-utils", "bind-libs"]"	0.09247
spec/chroot_spec.rb:111	test::chroot on CentOS 8 will render secondary with no options	0.08339
spec/chroot_spec.rb:212	test::chroot on Ubuntu 18.04 renders file /var/bind9/chroot/etc/bind/named.conf with included files	0.08058
spec/chroot_spec.rb:175	test::chroot on Ubuntu 18.04 creates /var/bind9/chroot/etc with mode 750 and owner bind	0.07681