Bump @testing-library/jest-dom from 6.4.6 to 6.4.8 #1822

Job	Run time
Check conditional workflows and jobs	8s
Build Keycloak	6m 43s
Admin Client	46s
Account UI	1m 12s
Keycloak JS	54s
UI Shared	1m 4s
Admin UI	1m 39s
Generate Test Seed	1s
Admin UI E2E (1, chrome)	11m 10s
Admin UI E2E (2, chrome)	8m 14s
Account UI E2E	2m 54s
Admin UI E2E (3, chrome)	6m 8s
Admin UI E2E (4, chrome)	7m 15s
Admin UI E2E (5, chrome)	9m 59s
Status Check - Keycloak JavaScript CI	7s
	58m 14s

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