Function validate_initial_tx_gas

pub fn validate_initial_tx_gas(
    spec_id: SpecId,
    input: &[u8],
    is_create: bool,
    access_list: &[(Address, Vec<U256>)],
    initcodes: &[Bytes],
) -> u64

Initial gas that is deducted for transaction to be included. Initial gas contains initial stipend gas, gas for access list and input data.