Add dashboard tier #921

Job	Run time
kitchen / prepare-matrix	5s
kitchen / run-kitchen-tests (ubuntu-2204)	1m 53s
kitchen / run-kitchen-tests (centos-stream-9)	2m 38s
kitchen / run-kitchen-tests (ubuntu-2404)	2m 6s
kitchen / run-kitchen-tests (fedora-40)	1m 55s
kitchen / run-kitchen-tests (debian-12)	1m 49s
kitchen / run-kitchen-tests (centos-stream-10)	2m 9s
	12m 35s

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