Test

fix: optimize dayOfWeek & dateFromEpoch routines in date #5142

Job	Run time
Check	8s
Coverage	3m 57s
Loader	27s
Bootstrap (release)	5m 5s
Bootstrap (debug)	3m 47s
Runtimes	36s
Features	24s
Compiler (windows, node lts/*)	3m 40s
Compiler (windows, node current)	2m 5s
Compiler (ubuntu, node current)	1m 43s
Compiler (macos, node lts/*)	2m 1s
Compiler (macos, node current)	2m 8s
Compiler (ubuntu, node lts/*)	1m 21s
	27m 22s

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