Simplify XCTestOutputParser Tests #600

Job	Run time
Test / Windows (5.9 - windows-2022)	12m 42s
Test / Linux (5.8 - jammy)	4m 23s
Test / Windows (6.0 - windows-2022)	14m 14s
Test / Linux (5.9 - jammy)	4m 39s
Test / Windows (nightly-6.1 - windows-2022)	15m 26s
Test / Linux (5.10 - jammy)	4m 18s
Test / Linux (6.0 - jammy)	5m 45s
Soundness / API breakage check	0s
Soundness / Broken symlinks check	2s
Soundness / Documentation check	0s
Soundness / Format check	0s
Soundness / License headers check	0s
Soundness / Shell check	31s
Soundness / Python lint check	6s
Soundness / Unacceptable language check	5s
Soundness / YAML lint check	5s
	1h 2m 16s

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