message: Remove unused `F::from`
diff: @@ -1925,7 +1925,7 @@ impl<F: Field> Mul<F> for Expr<ConstantExpr<F>> {
  type Output = Expr<ConstantExpr<F>>;
  fn mul(self, y: F) -> Self::Output {
  - Expr::Constant(ConstantExpr::Literal(F::from(y))) * self
  + Expr::Constant(ConstantExpr::Literal(y)) * self
  }
  }
  