[Search] Fix snippets for KnowledgeRetrievalClient (#36134)

Author: dgetu

sdk/search/search-documents/src/knowledgeRetrievalClient.ts

@@ -79,32 +79,13 @@ export class KnowledgeRetrievalClient {
    * ```ts snippet:ReadmeSampleKnowledgeRetrievalClient
    * import { KnowledgeRetrievalClient, AzureKeyCredential } from "@azure/search-documents";
    *
-   * const searchClient = new KnowledgeRetrievalClient(
+   * const knowledgeRetrievalClient = new KnowledgeRetrievalClient(
    *   "<endpoint>",
    *   "<agentName>",
    *   new AzureKeyCredential("<apiKey>"),
    * );
    * ```
-   *
-   * Optionally, the type of the model can be used to enable strong typing and type hints:
-   * ```ts snippet:ReadmeSampleKnowledgeRetrievalClientWithModel
-   * import { KnowledgeRetrievalClient, AzureKeyCredential } from "@azure/search-documents";
-   *
-   * type TModel = {
-   *   keyName: string;
-   *   field1?: string | null;
-   *   field2?: {
-   *     anotherField?: string | null;
-   *   } | null;
-   * };
-   *
-   * const searchClient = new KnowledgeRetrievalClient<TModel>(
-   *   "<endpoint>",
-   *   "<agentName>",
-   *   new AzureKeyCredential("<apiKey>"),
-   * );
-   * ```
-   *
+   
    * @param endpoint - The endpoint of the search service
    * @param agentName - The name of the knowledge agent
    * @param credential - Used to authenticate requests to the service.

sdk/search/search-documents/test/snippets.spec.ts

@@ -5,6 +5,7 @@ import { setLogLevel } from "@azure/logger";
 import { describe, it } from "vitest";
 import {
   AzureKeyCredential,
+  KnowledgeRetrievalClient,
   KnownSearchAudience,
   odata,
   SearchClient,
@@ -373,6 +374,13 @@ describe("snippets", () => {
   it("ReadmeSampleSearchIndexerClient", async () => {
     const indexerClient = new SearchIndexerClient("<endpoint>", new AzureKeyCredential("<apiKey>"));
   });
+  it("ReadmeSampleKnowledgeRetrievalClient", async () => {
+    const knowledgeRetrievalClient = new KnowledgeRetrievalClient(
+      "<endpoint>",
+      "<agentName>",
+      new AzureKeyCredential("<apiKey>"),
+    );
+  });
 
   it("SetLogLevel", () => {
     setLogLevel("info");