Returns a number between 0 and 1 to indicate how much collateral each long and short token is entitled to per collateral_per_pair. @param oracle_price price from the oracle for the target asset. @param lower_bound lower price boundary from the Long Short Pair. @param upper_bound upper price boundary from the Long Short Pair. @return expiryPercentLong to indicate how much collateral should be sent between long and short tokens.
fn percent_long_collateral(
env: soroban_sdk::Env,
oracle_price: u128,
lower_bound: u128,
upper_bound: u128,
) -> u128