Add workflow to build C-Blosc2 binaries #1

Job	Run time
build (macos-14, clang, blosc/libblosc2.dylib, darwin-aarch64, Release)	4m 46s
build (windows-2022, cl, blosc\\Release\\libblosc2.dll, win32-x86-64, Release)	5m 19s
build (windows-11-arm, cl, blosc\\Release\\libblosc2.dll, win32-aarch64, Release)	7m 40s
build (ubuntu-24.04-arm, gcc, blosc/libblosc2.so, linux-aarch64, Release)	4m 37s
build (ubuntu-24.04, gcc, blosc/libblosc2.so, linux-x86-64, Release)	4m 8s
build (macos-15-intel, clang, blosc/libblosc2.dylib, darwin-x86-64, Release)	6m 15s
merge	5s
	32m 50s

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