update websocket route as per backend update

.env.example

@@ -1,2 +1,2 @@
 VITE_API_URL=http://localhost:8000/api/v1/
-VITE_WS_URL=ws://localhost:8000/api/v1
+VITE_WS_URL=ws://localhost:8000/ws/v1

src/services/api/chatService.ts

@@ -10,5 +10,5 @@ export const createConnection = async (
   conversationId: string,
   data: ICreateWebrtcConnectionRequest
 ) => {
-  return await axiosClient.post(`/conversations/${conversationId}/webrtc`, data);
+  return await axiosClient.post(`/conversations/${conversationId}`, data);
 };