Removed import and added changelog entry.

changelog/3461.added.md

@@ -0,0 +1 @@
+- Added the `additional_headers` param to `WebsocketClientParams`, allowing `WebsocketClientTransport` to send custom headers on connect, for cases such as authentication.

src/pipecat/transports/websocket/client.py

@@ -20,7 +20,6 @@ from typing import Awaitable, Callable, Optional
 import websockets
 from loguru import logger
 from pydantic.main import BaseModel
-from websockets import HeadersLike
 from websockets.asyncio.client import connect as websocket_connect
 
 from pipecat.frames.frames import (