Test strftime_now (+ nit typo fixes) #139

Job	Run time
windows-latest-default-Release	3m 43s
windows-latest-default-Debug	14m 51s
windows-latest-llvm-arm64-Release	4m 51s
ubuntu-latest-default-Release	3m 30s
windows-latest-msvc-arm64-Debug	7m 43s
ubuntu-latest-default-Debug	4m 44s
windows-latest-llvm-arm64-Debug	4m 47s
windows-latest-msvc-arm64-Release	5m 32s
macos-latest-default-Debug	10m 3s
macos-latest-default-Release	3m 55s
	1h 3m 39s

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