chore: add api_shortname and library_type to repo metadata (#213)

Update .repo-metadata.json as required by go/library-data-integrity

packages/google-cloud-dialogflow-cx/.repo-metadata.json

@@ -1,6 +1,6 @@
 {
   "default_version": "v3",
-  "release_level": "ga",
+  "release_level": "stable",
   "requires_billing": true,
   "client_documentation": "https://googleapis.dev/nodejs/dialogflow-cx/latest",
   "codeowner_team": "@googleapis/ml-apis",
@@ -11,5 +11,7 @@
   "distribution_name": "@google-cloud/dialogflow-cx",
   "name_pretty": "Dialogflow CX API",
   "api_id": "dialogflow.googleapis.com",
-  "repo": "googleapis/nodejs-dialogflow-cx"
+  "repo": "googleapis/nodejs-dialogflow-cx",
+  "api_shortname": "dialogflow-cx",
+  "library_type": "GAPIC_AUTO"
 }

packages/google-cloud-dialogflow-cx/README.md

@@ -4,7 +4,7 @@
 
 # [Dialogflow CX API: Node.js Client](https://github.com/googleapis/nodejs-dialogflow-cx)
 
-[![release level](https://img.shields.io/badge/release%20level-general%20availability%20%28GA%29-brightgreen.svg?style=flat)](https://cloud.google.com/terms/launch-stages)
+[![release level](https://img.shields.io/badge/release%20level-stable-brightgreen.svg?style=flat)](https://cloud.google.com/terms/launch-stages)
 [![npm version](https://img.shields.io/npm/v/@google-cloud/dialogflow-cx.svg)](https://www.npmjs.org/package/@google-cloud/dialogflow-cx)
 
 
@@ -183,18 +183,17 @@ _Legacy Node.js versions are supported as a best effort:_
 This library follows [Semantic Versioning](http://semver.org/).
 
 
-This library is considered to be **General Availability (GA)**. This means it
-is stable; the code surface will not change in backwards-incompatible ways
+
+This library is considered to be **stable**. The code surface will not change in backwards-incompatible ways
 unless absolutely necessary (e.g. because of critical security issues) or with
-an extensive deprecation period. Issues and requests against **GA** libraries
+an extensive deprecation period. Issues and requests against **stable** libraries
 are addressed with the highest priority.
 
 
 
 
 
 
-
 More Information: [Google Cloud Platform Launch Stages][launch_stages]
 
 [launch_stages]: https://cloud.google.com/terms/launch-stages