fix: handle non-top-level claims when mirroring is disabled #2811

Job	Run time
Run OIDC conformity tests	12m 8s
Run HSM tests	5m 33s
Run tests and lints	7m 24s
Run end-to-end tests (cockroach)	5m 38s
Run end-to-end tests (memory, --jwt)	4m 35s
Run end-to-end tests (mysql)	4m 23s
Run end-to-end tests (mysql, --jwt)	4m 33s
Run end-to-end tests (postgres)	4m 43s
Run end-to-end tests (postgres, --jwt)	4m 23s
Run end-to-end tests (memory)	4m 29s
Run end-to-end tests (cockroach, --jwt)	5m 33s
Build CLI docs	1m 18s
Draft newsletter	0s
Generate release	0s
Send newsletter	0s
Pending approval Slack notification	0s
	1h 4m 40s

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