chore(deps): Replace lzma-sys with liblzma-sys

[fxwiegand]

This pull request includes changes to update the dependencies in the Cargo.toml file and corresponding updates in the source code to reflect these changes. The most important changes include replacing the lzma-sys dependency with liblzma-sys and updating the relevant feature flags and external crate declarations.

Dependency updates:

• Cargo.toml: Replaced lzma-sys with liblzma-sys in the dependencies section.
• Cargo.toml: Updated the lzma feature flag to use liblzma-sys instead of lzma-sys.

Source code updates:

• src/lib.rs: Replaced extern crate lzma_sys with extern crate liblzma_sys to match the updated dependency.