Adding custom commands custom voice setting to toc

Author: msandrewhoang03

articles/cognitive-services/Speech-Service/toc.yml

@@ -258,6 +258,8 @@
       href: quickstart-custom-speech-commands-create-new.md
     - name: 'Create a Custom Command with parameters (Preview)'
       href: quickstart-custom-speech-commands-create-parameters.md
+    - name: 'Use Custom Commands with Custom Voice (Preview)'
+      href: quickstart-custom-speech-commands-select-custom-voice.md
     - name: 'Use Custom Commands with the Speech SDK (Preview)'
       href: quickstart-custom-speech-commands-speech-sdk.md
   - name: How-to guides