update README

build macos x86 and arm64

bump version to 0.2.4

added cargo audit CI workflow

Merge pull request #12 from citruz/fix-lzfse

Revert to using buffers for lzfse decoding

Merge pull request #10 from citruz/remove-decompression-buffers

Avoid temporary buffers for decompression

Merge pull request #8 from citruz/release0.2.0

Release0.2.0

fixed link