tests: Cleanup candlepin container #19

Job	Run time
qemu_kvm (centos-10, qemu-ansible-core-2.17)	1m 58s
qemu_kvm (centos-9, qemu-ansible-core-2.16)	2m 22s
qemu_kvm (fedora-42, qemu-ansible-core-2.17)	7s
	4m 27s

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