feat(composer): update the API

#### composer:v1

The following keys were added:
- schemas.Environment.properties.storageConfig.$ref
- schemas.Environment.properties.storageConfig.description
- schemas.StorageConfig.description
- schemas.StorageConfig.id
- schemas.StorageConfig.type

Author: yoshi-automation

discovery/composer-v1.json

@@ -599,7 +599,7 @@
       }
     }
   },
-  "revision": "20230806",
+  "revision": "20230906",
   "rootUrl": "https://composer.googleapis.com/",
   "schemas": {
     "AllowedIpRange": {
@@ -781,6 +781,10 @@
           ],
           "type": "string"
         },
+        "storageConfig": {
+          "$ref": "StorageConfig",
+          "description": "Optional. Storage configuration for this environment."
+        },
         "updateTime": {
           "description": "Output only. The time at which this environment was last modified.",
           "format": "google-datetime",
@@ -1663,6 +1667,12 @@
       },
       "type": "object"
     },
+    "StorageConfig": {
+      "description": "The configuration for data storage in the environment.",
+      "id": "StorageConfig",
+      "properties": {},
+      "type": "object"
+    },
     "WebServerConfig": {
       "description": "The configuration settings for the Airflow web server App Engine instance. Supported for Cloud Composer environments in versions composer-1.*.*-airflow-*.*.*",
       "id": "WebServerConfig",

src/apis/composer/v1.ts

@@ -246,6 +246,10 @@ export namespace composer_v1 {
      * The current state of the environment.
      */
     state?: string | null;
+    /**
+     * Optional. Storage configuration for this environment.
+     */
+    storageConfig?: Schema$StorageConfig;
     /**
      * Output only. The time at which this environment was last modified.
      */
@@ -922,6 +926,10 @@ export namespace composer_v1 {
      */
     output?: string[] | null;
   }
+  /**
+   * The configuration for data storage in the environment.
+   */
+  export interface Schema$StorageConfig {}
   /**
    * The configuration settings for the Airflow web server App Engine instance. Supported for Cloud Composer environments in versions composer-1.*.*-airflow-*.*.*
    */