Get ride of asyncio debug in shell

apps/tools/xaal/tools/toolbox.py

@@ -985,6 +985,7 @@ def shell():
 
     logging.getLogger("parso").setLevel(logging.WARNING)
     logging.getLogger("blib2to3").setLevel(logging.WARNING)
+    logging.getLogger("asyncio").setLevel(logging.WARNING)
 
     # run the engine in background
     jobs = backgroundjobs.BackgroundJobManager()