[DPE-2367] Add two cluster ha test #672

Job	Run time
Unit tests	1m 0s
Lint	31s
Build charms / Get workflow version / Get workflow version	3s
Build charms / Collect charms	15s
Build charms / Build kafka charm \| 22.04	2m 15s
Build charms / Build application charm \| 22.04	2m 2s
integration-charm	21m 30s
integration-provider	35m 18s
integration-scaling	14m 15s
integration-password-rotation	13m 34s
integration-tls	28m 3s
integration-ha	14m 4s
	2h 12m 50s

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