feat: handle concurrent refreshes and improve graceful refreshing #2091

Job	Run time
Run OIDC conformity tests	15m 33s
Generate SDKs	3m 37s
Run HSM tests	7m 50s
Run tests and lints	8m 5s
Run end-to-end tests (memory)	5m 21s
Run end-to-end tests (memory, --jwt)	5m 26s
Run end-to-end tests (postgres)	4m 58s
Run end-to-end tests (postgres, --jwt)	5m 36s
Run end-to-end tests (mysql)	4m 59s
Run end-to-end tests (mysql, --jwt)	5m 41s
Run end-to-end tests (cockroach)	5m 28s
Run end-to-end tests (cockroach, --jwt)	5m 58s
Generate changelog	0s
Build CLI docs	0s
Generate release	0s
Render version schema	0s
Draft newsletter	0s
Release SDKs	0s
Send newsletter	0s
Pending approval Slack notification	0s
	1h 18m 32s

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