v1.2.0

What's Changed

• Update ethereum-consensus source from risc0-labs to boundless org by @morgangibbs87 in #131
• Update ethereum_hashing source ref by @morgangibbs87 in #132
• Update to Boundless sccache by @morgangibbs87 in #133
• Upgrade to r0vm 3.0.3 by @willemolding in #130

Full Changelog: v1.1.0...v1.2.0