onnxruntime

b1fdf9d3 - [build] disable DAWN_FETCH_DEPENDENCIES when using custom dawn src path (#26346)

[build] disable DAWN_FETCH_DEPENDENCIES when using custom dawn src path (#26346) ### Description When using onnxruntime_CUSTOM_DAWN_SRC_PATH, the folder is assumed to have its dependencies ready ### Motivation and Context to make customized dawn src path usage more flexible