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

Jeffrey Guan

2025-07-23 8316fc41973b89267a70681a7afe4e947e0ba251

 .gitignore

@@ -27,3 +27,4 @@
modelscope_models
examples/aishell/llm_asr_nar/*
*egg-info
env/