YAML parsing fixes #1122

Job	Run time
samples (Debug, ubuntu-24.04)	3m 1s
samples (Release, ubuntu-24.04)	4m 21s
samples (Release, macos-latest)	2m 29s
samples (Release, windows-2022)	10m 58s
samples (Debug, macos-latest)	1m 54s
samples (Debug, windows-2022)	3m 57s
	26m 40s

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