[llvm] [LLVM] add LZMA for compression/decompression (PR #83297)

[Joseph Huber via llvm-commits]

https://github.com/jhuber6 commented:

Thanks, this seems pretty straightforward so it looks good to me. However I'll wait until some of the other LLVM contributors chime in.

https://github.com/llvm/llvm-project/pull/83297