starknet-in-rust blocking issues

[Mirko-von-Leipzig]

Known blockers preventing us from switching to starknet-in-rust

• fee estimates are incorrect
• Update cairo compiler dependencies lambdaclass/starknet_in_rust#833
• feat: add keccak syscall support lambdaclass/starknet_in_rust#794
• Deploy transaction is not _declaring_ the class lambdaclass/starknet_in_rust#834