* Add SS58 public key encoding.

* [Companion] Update Cargo.toml subkey version, readme to reflect new output (#8694)

* Update Cargo.toml

* update cargo, readme for subkey

Co-authored-by: Dan Shields <danwshields@gmail.com>

Co-authored-by: Dan Shields <35669742+NukeManDan@users.noreply.github.com>
Co-authored-by: Dan Shields <danwshields@gmail.com>