feat: add TokenRefreshHandler #1624

Job	Run time
deployment-test / secret-presence	1s
deployment-test / test-prepare	4s
upgradeability-test / test-prepare	9s
verify / verify-formatting	1m 22s
verify / verify-helm-docs	9s
verify / verify-license-headers	2s
verify / verify-dependencies / Dash-Verify-Licenses	1m 39s
verify / verify-dependencies / Review-Allowed-Licenses	6s
deployment-test / test-in-memory	3m 1s
deployment-test / test-hashicorp-postgres	5m 31s
deployment-test / test-azure-vault-postgres	0s
upgradeability-test / test-upgradeability	5m 38s
verify / api-tests	2m 5s
verify / dataplane-tests	1m 55s
verify / end-to-end-tests	6m 1s
verify / integration-tests	1m 49s
verify / miw-integration-tests	2m 29s
verify / postgres-tests	5m 58s
verify / unit-tests	3m 21s
summary	1s
	41m 21s

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