getModulePackageName = (packageName, old) => {
  const suffix = packageName === 'server' ? '-ts' : '-react';
  return `${packageName}${old ? '' : suffix}`;
}
Provides a package name for the particular module based on the command option --old .

@param packageName - The application package ([client|server])
@param old - The flag that describes if the command invoked for a new structure or not
@returns {string} - package name based on the command option --old ('client-react', 'server-ts' etc.)