chore(automl): remove automl vision samples

[snippet-bot[bot]]

Here is the summary of changes.

You are about to delete 8 region tags.

- [automl/vision/classification/dataset_create.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/classification/dataset_create.go#L18), tag `automl_vision_classification_create_dataset` - [automl/vision/classification/model_create.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/classification/model_create.go#L18), tag `automl_vision_classification_create_model` - [automl/vision/classification/model_deploy_with_node_count.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/classification/model_deploy_with_node_count.go#L18), tag `automl_vision_classification_deploy_model_node_count` - [automl/vision/classification/predict.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/classification/predict.go#L18), tag `automl_vision_classification_predict` - [automl/vision/object_detection/dataset_create.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/object_detection/dataset_create.go#L18), tag `automl_vision_object_detection_create_dataset` - [automl/vision/object_detection/model_create.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/object_detection/model_create.go#L18), tag `automl_vision_object_detection_create_model` - [automl/vision/object_detection/model_deploy_with_node_count.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/object_detection/model_deploy_with_node_count.go#L18), tag `automl_vision_object_detection_deploy_model_node_count` - [automl/vision/object_detection/predict.go:18](https://github.com/GoogleCloudPlatform/golang-samples/blob/39c53d08e2b7e68158c48121ee9d595889791ea3/automl/vision/object_detection/predict.go#L18), tag `automl_vision_object_detection_predict`

---

This comment is generated by snippet-bot. If you find problems with this result, please file an issue at: https://github.com/googleapis/repo-automation-bots/issues. To update this comment, add snippet-bot:force-run label or use the checkbox below:

• [ ] Refresh this comment