[Fix] Print welcome header in the startup

- Modify startup script - Include the welcome header as info log to print it in the docker compose logs

Author: carlos-salinas

scripts/startup

@@ -90,7 +90,7 @@ def get_welcome_header():
 
 
 if __name__ == '__main__':
-    print get_welcome_header()
+    logging.info(get_welcome_header())
     export_vcap_variables()
     call_builpack_startup()
     sys.exit(0)