Build

CMakeLists.txt: allow disabling Python support #2946

Job	Run time
linux (i386, i686, i686-linux-gnu, i386-linux-gnu)	1m 26s
linux (armhf, armhf, arm-linux-gnueabihf, arm-linux-gnueabihf)	1m 31s
linux (arm64, aarch64, aarch64-linux-gnu, aarch64-linux-gnu)	1m 23s
linux-x86_64-autotools	2m 38s
macos-arm64-autotools	1m 11s
linux-x86_64	2m 5s
macos-arm64	12s
mingw (ucrt64, ucrt-x86_64)	2m 51s
msvc (x86, Win32)	1m 35s
mingw (clang64, clang-x86_64)	2m 24s
msvc (x64, x64)	1m 53s
msvc (arm64, ARM64)	1m 36s
mingw (mingw64, x86_64)	2m 45s
linux-x86_64-autotools	3m 32s
linux-x86_64	2m 7s
macos-arm64-autotools	1m 23s
macos-arm64	1m 7s
mingw (mingw64, x86_64)	3m 2s
msvc (arm64, ARM64)	2m 50s
msvc (x86, Win32)	1m 46s
mingw (ucrt64, ucrt-x86_64)	3m 16s
msvc (x64, x64)	2m 47s
mingw (clang64, clang-x86_64)	2m 35s
linux (i386, i686, i686-linux-gnu, i386-linux-gnu)	1m 38s
linux (armhf, armhf, arm-linux-gnueabihf, arm-linux-gnueabihf)	1m 23s
linux (arm64, aarch64, aarch64-linux-gnu, aarch64-linux-gnu)	1m 29s
	52m 25s

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