message: fix(bigint): Remove unused check for BigInt lcm
  The BigInt lcm defaults to the BigUInt::lcm() method which already includes the
  check. There is no need to do it here as well.
diff: @@ -2188,12 +2188,8 @@ impl Integer for BigInt {
  /// Calculates the Lowest Common Multiple (LCM) of the number and `other`.
  #[inline]
  fn lcm(&self, other: &BigInt) -> BigInt {
  - if self.is_zero() && other.is_zero() {
  - Self::zero()
  - } else {
  BigInt::from_biguint(Plus, self.data.lcm(&other.data))
  }
  - }
  /// Deprecated, use `is_multiple_of` instead.
  #[inline]
  