[VoiceLive] Update typespec to point to main branch (#38634)

- Regenerate from updated tsp-location commit

- Add RestError/isRestError re-export from @azure/core-rest-pipeline

- Resolve tsp-client 3-way merge conflict in src/index.ts


### Packages impacted by this PR
azure-ai-voicelive

### Issues associated with this PR


### Describe the problem that is addressed by this PR


### What are the possible designs available to address the problem? If
there are more than one possible design, why was the one in this PR
chosen?


### Are there test cases added in this PR? _(If not, why?)_


### Provide a list of related PRs _(if any)_


### Command used to generate this PR:**_(Applicable only to SDK release
request PRs)_

### Checklists
- [x] Added impacted package name to the issue description
- [ ] Does this PR needs any fixes in the SDK Generator?** _(If so,
create an Issue in the
[Autorest/typescript](https://github.com/Azure/autorest.typescript)
repository and link it here)_
- [ ] Added a changelog (if necessary)

Author: xitzhang

sdk/voicelive/ai-voicelive/generated/index.ts

@@ -2,7 +2,7 @@
   "apiVersions": {
     "VoiceLive": "2026-04-10"
   },
-  "emitterVersion": "0.52.3",
+  "emitterVersion": "0.53.2",
   "crossLanguageDefinitions": {
     "CrossLanguagePackageId": "VoiceLive",
     "CrossLanguageDefinitionId": {

sdk/voicelive/ai-voicelive/metadata.json

@@ -5,7 +5,9 @@
 ```ts
 
 import type { AbortSignalLike } from '@azure/abort-controller';
+import { isRestError } from '@azure/core-rest-pipeline';
 import type { KeyCredential } from '@azure/core-auth';
+import { RestError } from '@azure/core-rest-pipeline';
 import type { TokenCredential } from '@azure/core-auth';
 
 // @public
@@ -614,6 +616,8 @@ export function isModelSessionTarget(target: SessionTarget): target is {
     agent?: never;
 };
 
+export { isRestError }
+
 // @public
 export type ItemParamStatus = string;
 
@@ -1274,6 +1278,8 @@ export interface ResponseWebSearchCallItem extends ResponseItem {
     type: "web_search_call";
 }
 
+export { RestError }
+
 // @public
 export interface Scene {
     amplitude?: number;

sdk/voicelive/ai-voicelive/review/ai-voicelive-node.api.md

@@ -245,6 +245,8 @@ export {
   KnownServerEventType,
 } from "./models/index.js";
 
+export { RestError, isRestError } from "@azure/core-rest-pipeline";
+
 // Main client export
 export { VoiceLiveClient, type VoiceLiveClientOptions } from "./client/voiceLiveClient.js";
 

sdk/voicelive/ai-voicelive/src/index.ts

@@ -1,4 +1,4 @@
 directory: specification/ai/data-plane/VoiceLive
-commit: f90be644bbc9b2eef5d27e2735a4d99d57eaa9e9
+commit: 7d69cded2f29d86a48544c4f7d76e4930974cd92
 repo: Azure/azure-rest-api-specs
 additionalDirectories: