[DPE-2367] Add two cluster ha test #686

Job	Run time
Unit tests	1m 9s
Lint	38s
Build charms / Get workflow version / Get workflow version	6s
Build charms / Collect charms	14s
Build charms / Build kafka charm \| 22.04	6m 11s
Build charms / Build application charm \| 22.04	3m 53s
integration-charm	21m 47s
integration-provider	47m 59s
integration-scaling	18m 51s
integration-password-rotation	12m 39s
integration-tls	28m 44s
integration-ha-ha	19m 8s
	2h 41m 19s

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