fix(secretmanager): update the API

#### secretmanager:v1

The following keys were changed:
- schemas.Topic.properties.name.description

discovery/secretmanager-v1.json

@@ -1190,7 +1190,7 @@
       }
     }
   },
-  "revision": "20240726",
+  "revision": "20240816",
   "rootUrl": "https://secretmanager.googleapis.com/",
   "schemas": {
     "AccessSecretVersionResponse": {
@@ -1814,7 +1814,7 @@
       "id": "Topic",
       "properties": {
         "name": {
-          "description": "Required. The resource name of the Pub/Sub topic that will be published to, in the following format: `projects/*/topics/*`. For publication to succeed, the Secret Manager service agent must have the `pubsub.topic.publish` permission on the topic. The Pub/Sub Publisher role (`roles/pubsub.publisher`) includes this permission.",
+          "description": "Identifier. The resource name of the Pub/Sub topic that will be published to, in the following format: `projects/*/topics/*`. For publication to succeed, the Secret Manager service agent must have the `pubsub.topic.publish` permission on the topic. The Pub/Sub Publisher role (`roles/pubsub.publisher`) includes this permission.",
           "type": "string"
         }
       },

src/apis/secretmanager/v1.ts

@@ -582,7 +582,7 @@ export namespace secretmanager_v1 {
    */
   export interface Schema$Topic {
     /**
-     * Required. The resource name of the Pub/Sub topic that will be published to, in the following format: `projects/x/topics/x`. For publication to succeed, the Secret Manager service agent must have the `pubsub.topic.publish` permission on the topic. The Pub/Sub Publisher role (`roles/pubsub.publisher`) includes this permission.
+     * Identifier. The resource name of the Pub/Sub topic that will be published to, in the following format: `projects/x/topics/x`. For publication to succeed, the Secret Manager service agent must have the `pubsub.topic.publish` permission on the topic. The Pub/Sub Publisher role (`roles/pubsub.publisher`) includes this permission.
      */
     name?: string | null;
   }