fix: cpu contention when reading JWKs and suppress generating duplicate JWKs #2042

Job	Run time
Run OIDC conformity tests	8m 37s
Generate SDKs	3m 40s
Run end-to-end tests (memory)	5m 10s
Run HSM tests	6m 42s
Run tests and lints	16m 32s
Run end-to-end tests (memory, --jwt)	4m 49s
Run end-to-end tests (postgres)	4m 59s
Run end-to-end tests (postgres, --jwt)	5m 3s
Run end-to-end tests (mysql)	5m 45s
Run end-to-end tests (mysql, --jwt)	5m 22s
Run end-to-end tests (cockroach)	5m 25s
Run end-to-end tests (cockroach, --jwt)	5m 24s
Build CLI docs	1m 3s
Generate changelog	0s
Generate release	0s
Release SDKs	0s
Draft newsletter	0s
Render version schema	0s
Pending approval Slack notification	0s
Send newsletter	0s
	1h 18m 31s

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