feat: calculate gas_used by preconf transactions

[chirag-bgh]

Calculate gas used by preconf txs beforehand and save it for later use when submitting constraints

[linear]

TAI-114 feat: calculate gas_used by preconf transactions

[will-luban]

@chirag-bgh Just curious. What does the issue going to sovle? Is it like a enhancements?

[chirag-bgh]

Yeah nice to have feature