fixed metadata_OV_inferencer

app.py

@@ -29,7 +29,7 @@ def OV_compilemodel(category_choice, device):
     
     inferencer = OpenVINOInferencer(
         path=openvino_model_path,  # Path to the OpenVINO IR model.
-        metadata_path=metadata_path,  # Path to the metadata file.
+        metadata=metadata_path,  # Path to the metadata file.
         device=device,  # We would like to run it on an Intel CPU.
         config= {"INFERENCE_PRECISION_HINT": "f16" } if device != "CPU" else {}
     )