code: func (p *configPair) normalize(ctx context.Context) error {
  	var err error
  	p.original, err = normalizeOne(ctx, p.original, p)
  	if err != nil {
  		return fmt.Errorf("failed to normalize the original config - %s", err)
  	}
  	p.generated, err = normalizeOne(ctx, p.generated, p)
  	if err != nil {
  		return fmt.Errorf("failed to normalize the generated config - %s", err)
  	}
  	return nil
  }
docs: // normalize normalizes both original and generated protos (in-place).