Update 12 packages

mingw-w64-i686-crt-git (12.0.0.r535.g343bce7b0-2 -> 12.0.0.r566.gb02533108-1)
mingw-w64-i686-headers-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-i686-libmangle-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-i686-libwinpthread-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-i686-tools-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-i686-winpthreads-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-x86_64-crt-git (12.0.0.r535.g343bce7b0-2 -> 12.0.0.r566.gb02533108-1)
mingw-w64-x86_64-headers-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-x86_64-libmangle-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-x86_64-libwinpthread-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-x86_64-tools-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)
mingw-w64-x86_64-winpthreads-git (12.0.0.r535.g343bce7b0-1 -> 12.0.0.r566.gb02533108-1)

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