KoSpacing-derived model assets

inst/model/w2idx is the unmodified inst/model/w2idx asset from KoSpacing:
https://github.com/haven-jeon/KoSpacing/blob/f6728eba7be416904ffeb8d1d5fcfd7d1cafb206/inst/model/w2idx

inst/model/kospacing.onnx is converted from KoSpacing's model asset:
https://github.com/haven-jeon/KoSpacing/blob/f6728eba7be416904ffeb8d1d5fcfd7d1cafb206/inst/model/kospacing
The original conversion script is available at:
https://github.com/mrchypark/theeuh/blob/276de0fa3813194077ba114eb4c9931c21c6f59c/data-raw/convert-onnx.R

SHA-256 of the bundled assets:
kospacing.onnx: f39588902a25cc1916e408f156a1bba066d460a956534bda71b87933efa476d0
w2idx: 6eedc441031f7c54cd5055fa928f50b920cb956725c9b2a185e2f7933b1e4e06

KoSpacing is authored by Heewon Jeon. Its DESCRIPTION declares GPL-3:
https://github.com/haven-jeon/KoSpacing/blob/f6728eba7be416904ffeb8d1d5fcfd7d1cafb206/DESCRIPTION

The cited upstream tree contains no separate LICENSE file.