fix(cli): Prevent stdout/stderr patching for extension commands (#13600)

Co-authored-by: jacob314 <jacob314@gmail.com>

packages/cli/src/commands/extensions/disable.ts

@@ -11,6 +11,7 @@ import { debugLogger } from '@google/gemini-cli-core';
 import { ExtensionManager } from '../../config/extension-manager.js';
 import { requestConsentNonInteractive } from '../../config/extensions/consent.js';
 import { promptForSetting } from '../../config/extensions/extensionSettings.js';
+import { exitCli } from '../utils.js';
 
 interface DisableArgs {
   name: string;
@@ -81,5 +82,6 @@ export const disableCommand: CommandModule = {
       name: argv['name'] as string,
       scope: argv['scope'] as string,
     });
+    await exitCli();
   },
 };