message: [genesis] prevent race condition in setting owner account
  Closes:
diff: @@ -98,10 +98,7 @@ pub struct OwnerKey {
  impl OwnerKey {
  pub fn execute(self) -> Result<Ed25519PublicKey, Error> {
  - self.key.submit_key(
  - libra_global_constants::OWNER_KEY,
  - Some(libra_global_constants::OWNER_ACCOUNT),
  - )
  + self.key.submit_key(libra_global_constants::OWNER_KEY, None)
  }
  }
  