Bump @testing-library/dom from 10.1.0 to 10.3.0 #1775

Job	Run time
Check conditional workflows and jobs	7s
Keycloak JS	49s
Build Keycloak	6m 58s
Admin Client	45s
Account UI	1m 12s
Admin UI	1m 45s
Generate Test Seed	1s
UI Shared	57s
Account UI E2E	2m 34s
Admin UI E2E (1, chrome)	9m 30s
Admin UI E2E (2, chrome)	8m 15s
Admin UI E2E (3, chrome)	14m 11s
Admin UI E2E (4, chrome)	8m 48s
Admin UI E2E (5, chrome)	7m 13s
Status Check - Keycloak JavaScript CI	8s
	1h 3m 13s

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