refactor(gamma): big decimal

Author: cong-or

src/chain-libs/chain-vote/src/tally.rs

@@ -2,7 +2,6 @@ use std::num::NonZeroI64;
 use std::num::NonZeroU64;
 
 use std::str::FromStr;
-use tracing::info;
 
 use crate::GroupElement;
 use crate::{