Add Windows to CI tests #84

Job	Run time
pre-job	5m 9s
pre-job	5m 9s
windows-build-and-test (opengl, legacy)	1h 7m 34s
windows-build-and-test (opengl, legacy)	30m 27s
windows-build-and-test (opengl, drawable)	1h 7m 32s
windows-build-and-test (opengl, drawable)	30m 50s
windows-build-and-test (egl, legacy)	1h 7m 33s
windows-build-and-test (egl, legacy)	31m 3s
windows-build-and-test (vulkan, drawable)	1h 7m 34s
windows-build-and-test (vulkan, drawable)	30m 56s
windows-build-and-test (osmesa, legacy)	1h 7m 34s
windows-build-and-test (osmesa, legacy)	30m 54s
windows-build-and-test (osmesa, drawable)	1h 7m 34s
windows-build-and-test (osmesa, drawable)	30m 59s
Windows CI Result	1s
Windows CI Result	3s
	10h 0m 52s

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