Change Trenton to Terraform (#3938)

common/changes/@autorest/core/change-trenton-to-terraform_2021-03-02-07-03.json

@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "packageName": "@autorest/core",
+      "comment": "change trenton to terraform",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@autorest/core",
+  "email": ""
+}

packages/extensions/core/resources/default-configuration.md

@@ -29,7 +29,7 @@ require:
   - $(this-folder)plugin-typescript.md
   - $(this-folder)plugin-validators.md
   - $(this-folder)plugin-az.md
-  - $(this-folder)plugin-trenton.md
+  - $(this-folder)plugin-terraform.md
   - $(this-folder)plugin-azure-functions.md
 
   - $(this-folder)graphs.md

packages/extensions/core/resources/plugin-terraform.md

@@ -0,0 +1,7 @@
+# Default Configuration - terraform
+
+``` yaml $(terraform)
+use-extension:
+  "@autorest/terraform": "latest"
+try-require: ./readme.terraform.md
+```

packages/extensions/core/resources/plugin-trenton.md

@@ -1,7 +0,0 @@
-# Default Configuration - trenton
-
-``` yaml $(trenton)
-use-extension:
-  "@autorest/trenton": "latest"
-try-require: ./readme.trenton.md
-```