docs(readme): update onnx example import path and cache location (#2607)

Jeffrey Guan

2025-07-23 8316fc41973b89267a70681a7afe4e947e0ba251

 examples/industrial_data_pretraining/llm_asr/demo_speech2text.sh

@@ -62,4 +62,3 @@

}&
done
wait