feat: add TokenRefreshHandler #1617

Job	Run time
deployment-test / test-prepare	2s
upgradeability-test / test-prepare	4s
deployment-test / secret-presence	1s
verify / verify-formatting	50s
verify / verify-helm-docs	14s
verify / verify-license-headers	8s
verify / verify-dependencies / Dash-Verify-Licenses	48s
verify / verify-dependencies / Review-Allowed-Licenses	4s
deployment-test / test-in-memory	37s
deployment-test / test-hashicorp-postgres	37s
deployment-test / test-azure-vault-postgres	0s
upgradeability-test / test-upgradeability	30s
verify / dataplane-tests	1s
verify / api-tests	1s
verify / end-to-end-tests	1s
verify / integration-tests	1s
verify / miw-integration-tests	1s
verify / postgres-tests	1s
verify / unit-tests	1s
summary	1s
	4m 3s

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