Replace another timeout value by MODELVERSE_TIMEOUT

performance/utils.py

@@ -218,7 +218,7 @@ def run_file(files, parameters, mode, handle_output, optimization_level=None, ji
                 urllib2.Request(
                     address,
                     urllib.urlencode({"op": "get_output", "taskname": USERNAME})),
-                timeout=240).read()
+                timeout=MODELVERSE_TIMEOUT).read()
             val = json.loads(val)
 
             if proc.returncode is not None: