feat: store refresh token in vault #1623

Job	Run time
deployment-test / test-prepare	2s
deployment-test / secret-presence	1s
upgradeability-test / test-prepare	3s
verify / verify-formatting	2m 2s
verify / verify-helm-docs	14s
verify / verify-license-headers	5s
verify / verify-dependencies / Dash-Verify-Licenses	1m 39s
verify / verify-dependencies / Review-Allowed-Licenses	4s
deployment-test / test-in-memory	3m 22s
deployment-test / test-hashicorp-postgres	6m 1s
deployment-test / test-azure-vault-postgres	0s
upgradeability-test / test-upgradeability	6m 10s
verify / dataplane-tests	1m 46s
verify / end-to-end-tests	12m 45s
verify / integration-tests	2m 45s
verify / api-tests	2m 12s
verify / miw-integration-tests	3m 15s
verify / postgres-tests	10m 0s
verify / unit-tests	4m 22s
summary	1s
	56m 49s

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