message: [model] Fix a bug introduced in the env revamp
diff: @@ -418,7 +418,7 @@ where
  fn call_with_and_return(&mut self, call_data: CallData) {
  let encoded_result = self.call_with(call_data);
  if encoded_result.len() > 0 {
  - self.env.r#return(encoded_result)
  + unsafe { self.env.r#return(encoded_result) }
  }
  }
  