message: error handling for tx sending of upgrade
diff: @@ -32,7 +32,14 @@ impl Runnable for OracleUpgradeCmd {
  let path = self.upgrade_file_path.clone().unwrap_or_else(|| {
  let cfg = app_config();
  - cfg.workspace.stdlib_bin_path.clone().unwrap()
  +
  + match cfg.workspace.stdlib_bin_path.clone() {
  + Some(p) => p,
  + None => {
  + println!("could not find path to compiled stdlib.mv, was this set in 0L.toml? Alternatively pass the full path with: -f <project_root>/language/stdlib/staged/stdlib.mv");
  + exit(1);
  + },
  + }
  });
  match maybe_submit(
  