Update python startCommand

Change python startCommand to align with new version of openruntime

Author: ikelkar

lib/emulation/utils.js

@@ -40,7 +40,7 @@ const systemTools = {
     },
     'python': {
         isCompiled: false,
-        startCommand: "python3 src/server.py",
+        startCommand: "helpers/server.sh",
         dependencyFiles: [ "requirements.txt", "requirements.lock" ]
     },
     'python-ml': {