code: func (p *Provider) ValidateDataSourceConfig(providers.ValidateDataSourceConfigRequest) providers.ValidateDataSourceConfigResponse {
  	// FIXME: move the backend configuration validate call that's currently
  	// inside the read method  into here so that we can catch provider configuration
  	// errors in terraform validate as well as during terraform plan.
  	var res providers.ValidateDataSourceConfigResponse
  	return res
  }
docs: // ValidateDataSourceConfig is used to validate the data source configuration values.