What's Changed
* Add finalize_keccak to is_valid_eth_signature by andrew-fleming in https://github.com/OpenZeppelin/cairo-contracts/pull/542
* Bump to v0.6.1 by andrew-fleming in https://github.com/OpenZeppelin/cairo-contracts/pull/543
**Full Changelog**: https://github.com/OpenZeppelin/cairo-contracts/compare/v0.6.0...v0.6.1