message: Use Sha256::digest()
diff: @@ -33,7 +33,7 @@ pub fn handle_verify(
  public_key: &[u8],
  ) -> StdResult<Response> {
  // Hashing
  - let hash = Sha256::new().chain(message).finalize();
  + let hash = Sha256::digest(message);
  // Verification
  let verify = deps.api.secp256k1_verify(&*hash, signature, public_key);
  