Deprecate Cloud TPU tpu_tensorflow_versions resoruce (GoogleCloudPlatform#14803)

Co-authored-by: Stephen Lewis (Burrows) <stephen.r.burrows@gmail.com>

Author: zoeyai-google

mmv1/third_party/terraform/services/tpu/data_source_tpu_tensorflow_versions.go

@@ -30,6 +30,9 @@ func DataSourceTpuTensorflowVersions() *schema.Resource {
 				Elem:     &schema.Schema{Type: schema.TypeString},
 			},
 		},
+		DeprecationMessage: "`google_tpu_node` is deprecated and will be removed in a future major release. " +
+			"Use `google_tpu_v2_vm` instead. " +
+			"For moving from TPU Node to TPU VM architecture, see https://cloud.google.com/tpu/docs/system-architecture-tpu-vm#from-tpu-node-to-tpu-vm.",
 	}
 }
 

mmv1/third_party/terraform/website/docs/d/tpu_tensorflow_versions.html.markdown

@@ -3,6 +3,10 @@ subcategory: "Cloud TPU"
 description: |-
   Get available TensorFlow versions.
 ---
+~> **Warning:** 
+`google_tpu_tensorflow_versions` is deprecated and will be removed in a future major release.
+  Use `google_tpu_v2_runtime_versions` instead. For moving from TPU Node to TPU VM architecture, see
+  https://cloud.google.com/tpu/docs/system-architecture-tpu-vm#from-tpu-node-to-tpu-vm.
 
 # google_tpu_tensorflow_versions