Removal os string #211

Job	Run time
build (ubuntu-latest, 8.0.2, 3.8.1.0)	2m 32s
i386	2m 25s
build (ubuntu-latest, 8.2.2, 3.8.1.0)	1m 14s
build (ubuntu-latest, 8.4.4, 3.8.1.0)	1m 36s
darwin_arm (self-hosted, macOS, ARM64, 8.10.7)	1s
arm (arm32v7)	1m 54s
build (ubuntu-latest, 8.6.5, 3.8.1.0)	1m 25s
darwin_arm (self-hosted, macOS, ARM64, 9.2.6)	1s
build (ubuntu-latest, 8.8.4, 3.8.1.0)	1m 19s
arm (arm64v8)	1m 55s
darwin_arm (self-hosted, macOS, ARM64, 9.4.4)	1s
build (ubuntu-latest, 8.10.7, 3.8.1.0)	1m 21s
build (ubuntu-latest, 9.0.2, 3.8.1.0)	1m 25s
build (ubuntu-latest, 9.2.7, 3.8.1.0)	1m 24s
build (ubuntu-latest, 9.4.5, 3.8.1.0)	1m 57s
build (ubuntu-latest, 9.6.1, 3.8.1.0)	2m 21s
build (macOS-latest, 9.4.5, 3.8.1.0)	3m 29s
build (macOS-latest, 9.6.1, 3.8.1.0)	3m 56s
build (windows-latest, 9.4.5, 3.8.1.0)	2m 18s
build (windows-latest, 9.6.1, 3.8.1.0)	2m 23s
	34m 57s

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