修复价差识别bug。

strategy/src/predictor.rs

@@ -307,7 +307,7 @@ impl Predictor {
             let max_abs_value = self.spread_vec.deque.iter().max().unwrap().clone();
 
             let prev_open = self.params.open.clone();
-            self.params.open = max(max(self.params.min_open, dec!(0.0006)), max_abs_value / Decimal::ONE_HUNDRED);
+            self.params.open = max(max(self.params.min_open, dec!(0.0006)), max_abs_value);
 
             if self.params.open != prev_open {
                 info!("open: {} -> {}", prev_open, self.params.open);