Added support for Windows ARM64 (#231) #77

Job	Run time
build-filedemo-github-hosted (ubuntu-latest)	13s
build-filedemo-self-hosted (rpi3-32, Unix Makefiles)	42s
build-filedemo-github-hosted (windows-latest)	53s
build-filedemo-self-hosted (rpi3-64, Unix Makefiles)	46s
build-filedemo-github-hosted (macos-latest)	39s
build-micdemo-github-hosted (ubuntu-latest)	29s
build-filedemo-self-hosted (rpi4-32, Unix Makefiles)	25s
build-micdemo-github-hosted (windows-latest)	1m 20s
build-filedemo-self-hosted (rpi4-64, Unix Makefiles)	24s
build-micdemo-github-hosted (macos-latest)	26s
build-filedemo-self-hosted (rpi5-64, Unix Makefiles)	13s
build-micdemo-self-hosted (rpi3-32, Unix Makefiles)	3m 34s
build-micdemo-self-hosted (rpi3-64, Unix Makefiles)	3m 14s
build-filedemo-self-hosted (pv-windows-arm64, MinGW Makefiles, windows, arm64)	25s
build-micdemo-self-hosted (rpi4-32, Unix Makefiles)	1m 13s
build-micdemo-self-hosted (rpi4-64, Unix Makefiles)	1m 22s
build-micdemo-self-hosted (rpi5-64, Unix Makefiles)	36s
build-micdemo-self-hosted (pv-windows-arm64, MinGW Makefiles)	26s
	17m 20s

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