chore: add route configuration instructions for regional dlp example (#246)
chore: add route configuration instructions for regional dlp example (#246)


GoogleCloudPlatform/terraform-google-secured-data-warehouse,GoogleCloudPlatform/terraform-google-secured-data-warehouse,GoogleCloudPlatform/terraform-google-secured-data-warehouse,GoogleCloudPlatform/terraform-google-secured-data-warehouse