Updated: {,{mingw64-{x86_64,i686}}xz 5.4.5-1

[ASSI]

The following packages have been uploaded to the Cygwin distribution:

 xz-5.4.5-1
 liblzma5-5.4.5-1
 liblzma-devel-5.4.5-1

 mingw64-i686-xz-5.4.5-1
 mingw64-x86_64-xz-5.4.5-1

XZ Utils is free general-purpose data compression software with high 
compression ratio. XZ Utils are the successor to LZMA Utils.

This is an update to the latest upstream release.

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