Cross-controller integration testing for opensearch #120

Job	Run time
Integration tests (microk8s & lxd) (integration-opensearch)	27m 36s
Integration tests (microk8s & lxd) (integration-opensearch)	29m 57s
Integration tests (microk8s) (integration-charm)	16m 15s
Integration tests (microk8s) (integration-charm)	16m 15s
Integration tests (microk8s) (integration-scaling)	15m 36s
Integration tests (microk8s) (integration-scaling)	15m 36s
Integration tests (microk8s) (integration-upgrades)	23m 9s
Integration tests (microk8s) (integration-upgrades)	23m 9s
Integration tests (microk8s) (integration-policy)	17m 56s
Integration tests (microk8s) (integration-policy)	17m 56s
Integration tests (microk8s) (integration-usersync)	18m 30s
Integration tests (microk8s) (integration-usersync)	18m 30s
	4h 0m 25s

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