Add Epoxy, drop Bobcat #75

Job	Run time
A job to deploy devstack with defaults (caracal, stable/2024.1, 22.04)	9m 44s
A job to deploy devstack with defaults (dalmatian, stable/2024.2, 22.04, openstack-cli-server)	8m 26s
A job to deploy devstack with defaults (master, master, 22.04)	9m 5s
A job to deploy devstack with defaults (epoxy, stable/2025.1, 22.04)	9m 56s
	37m 11s

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