Decompress kernelcache out of the box

[XVilka]

The compression algorithm is fairly simple - standard LZSS: https://github.com/marcograss/rust-kernelcache-extractor

[thestr4ng3r]

It is not only lzss, but can also be lzfse, which is significantly more complex: https://github.com/marcograss/rust-kernelcache-extractor/blob/c928df0c79f731c3183a9684c93e02b66637c83f/src/lib.rs#L106-L115
The reference implementation is https://github.com/lzfse/lzfse