Update policy_preprocessor.json

policy_preprocessor.json

@@ -43,8 +43,7 @@
           "STATE": "MEAN_STD",
           "ACTION": "MEAN_STD"
         }
-      },
-      "state_file": "policy_preprocessor_step_5_normalizer_processor.safetensors"
+      }
     }
   ]
 }