OIDC client representation should use long to avoid 2038 problems #36788

Job	Run time
Check conditional workflows and jobs	8s
Admin Client	31s
Account UI	45s
Admin UI	1m 35s
UI Shared	38s
Build Keycloak	4m 15s
Admin UI E2E (chromium)	17m 23s
Keycloak Admin Client	1m 27s
Account UI E2E (chromium)	2m 29s
Status Check - Keycloak JavaScript CI	11s
	29m 22s

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