fix: Bump to new IPC version

Author: Berstanio

README.md

@@ -1,7 +1,7 @@
 ## Overview
 
 This project exposes [pymobiledevice3](https://github.com/doronz88/pymobiledevice3) via an JSon IPC protocol via TCP.  
-
+It is compatible with python 3.9+.
 
 ## How to launch
 It can be launched via `python3 handler.py <port_file>`.  

handler.py

@@ -37,7 +37,7 @@
 from pymobiledevice3.tunneld.server import TunneldRunner
 from pymobiledevice3.usbmux import *
 
-IPC_VERSION = 6
+IPC_VERSION = 7
 
 # Global event used to signal graceful shutdown from the "exit" command.
 _shutdown_event: Optional[asyncio.Event] = None