Test

fix: optimize dayOfWeek & dateFromEpoch routines in date #5141

Job	Run time
Check	7s
Runtimes	34s
Loader	24s
Coverage	4m 9s
Bootstrap (debug)	4m 4s
Features	22s
Bootstrap (release)	4m 36s
Compiler (windows, node lts/*)	2m 3s
Compiler (macos, node lts/*)	1m 14s
Compiler (windows, node current)	2m 1s
Compiler (macos, node current)	1m 11s
Compiler (ubuntu, node current)	1m 44s
Compiler (ubuntu, node lts/*)	1m 42s
	24m 11s

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