Update a namespace.

import { Agentset } from "agentset";

const agentset = new Agentset({ apiKey: 'agentset_xxx' });

const updatedNamespace = await agentset.namespaces.update("ns_xxx", {
  name: "Updated Knowledge Base",
});
console.log(updatedNamespace);

{
  "success": true,
  "data": {
    "id": "<string>",
    "name": "<string>",
    "slug": "<string>",
    "organizationId": "<string>",
    "createdAt": "<string>",
    "embeddingConfig": {
      "provider": "<string>",
      "apiKey": "<string>"
    },
    "vectorStoreConfig": {
      "provider": "<string>"
    }
  }
}