Bump typescript-eslint from 8.1.0 to 8.9.0 #1836

Job	Run time
Check conditional workflows and jobs	7s
Build Keycloak	7m 31s
Keycloak JS	55s
Admin Client	46s
UI Shared	43s
Account UI	1m 18s
Admin UI	1m 20s
Generate Test Seed	1s
Account UI E2E	3m 22s
Admin UI E2E (1, chrome)	7m 22s
Admin UI E2E (2, chrome)	4m 20s
Admin UI E2E (3, chrome)	11m 46s
Admin UI E2E (4, chrome)	11m 10s
Admin UI E2E (5, chrome)	7m 10s
Status Check - Keycloak JavaScript CI	7s
	57m 58s

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