[BUG]: ADK Bidi-streaming Demo: Interruption triggers 'Turn Complete' event without 'Interrupted'

### Name of sample affected /python/agents/bidi-demo ### Description of issue https://github.com/user-attachments/assets/1ac7d976-2372-4ce7-add7-1596f9d1945f When I speak to interrupt the model while it is generating a response, the system does not trigger the Interrupted event as expected. It triggers 'Turn Complete' event without 'Interrupted' What should I do?