Reverts if not a transaction-script.
use std::tx::tx_script_bytecode_hash;
fn foo() {
let script_bytecode_hash: b256 = tx_script_bytecode_hash().unwrap();
assert(script_bytecode_hash == 0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef);
}