Fix optparse tests on windows #847

Job	Run time
Build ARM binary (self-hosted, Linux, ARM64, armv7-linux-ghcup, 9.2.2, ARM)	40m 5s
Build ARM binary (self-hosted, Linux, ARM64, aarch64-linux-ghcup, 9.2.6, ARM64)	17m 15s
Build linux binary (ubuntu-latest, i386-linux-ghcup, 8.10.7, 32)	32m 12s
Build linux binary (ubuntu-latest, x86_64-linux-ghcup, 8.10.7, 64)	24m 46s
Build binary (Mac/Win) (self-hosted, macOS, ARM64, aarch64-apple-darwin-ghcup, 9.2.6, ARM64)	13m 49s
Build binary (Mac/Win) (macOS-11, x86_64-apple-darwin-ghcup, 9.2.6, 64)	33m 48s
Build binary (Mac/Win) (windows-latest, x86_64-mingw64-ghcup, 8.10.7, 64)	36m 34s
Test linux (ubuntu-latest, i386-linux-ghcup, 8.10.7, 32, Alpine)	3m 19s
Test linux (ubuntu-latest, x86_64-linux-ghcup, 8.10.7, 64, Alpine)	3m 0s
Test linux (ubuntu-latest, x86_64-linux-ghcup, 8.10.7, 64, Ubuntu)	7m 15s
hls	44m 48s
Test Mac/Win (self-hosted, macOS, ARM64, aarch64-apple-darwin-ghcup, 9.2.6, ARM64, na)	4m 17s
Test Mac/Win (macOS-11, x86_64-apple-darwin-ghcup, 9.2.6, 64, na)	15m 21s
Test Mac/Win (windows-latest, x86_64-mingw64-ghcup, 8.10.7, 64, na)	11m 51s
Test ARM (self-hosted, Linux, ARM64, armv7-linux-ghcup, 9.2.2, ARM, Ubuntu)	5m 48s
Test ARM (self-hosted, Linux, ARM64, aarch64-linux-ghcup, 9.2.6, ARM64, Ubuntu)	5m 55s
release	0s
	5h 0m 3s

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