chore(ci): macos-latest + windows-latest #28

Job	Run time
test (ubuntu-20.04, 5.1)	18s
test (ubuntu-20.04, 5.2)	19s
test (ubuntu-20.04, 5.3)	20s
test (ubuntu-20.04, 5.4)	17s
test (ubuntu-20.04, luajit)	17s
test (ubuntu-20.04, luajit-openresty)	18s
test (macos-11.0, 5.1)	2m 27s
test (macos-11.0, 5.2)	55s
test (macos-11.0, 5.3)	2m 23s
test (macos-11.0, 5.4)	52s
test (macos-11.0, luajit)	53s
test (macos-11.0, luajit-openresty)	55s
test (macos-latest, 5.4)	45s
test (windows-latest, luajit)	1m 7s
test (windows-latest, 5.1, msvc)	1m 27s
test (windows-latest, 5.2, msvc)	1m 21s
test (windows-latest, 5.3, msvc)	1m 20s
test (windows-latest, 5.4, msvc)	1m 43s
	17m 57s

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