Bug Fixing
Fix source distribution file in pypi.
Since `0.4.0`, eigen has been introduced again for synthesizer. And a file is missing from the packaged source code (`0.4.0` - `0.4.3`), causing the source distribution to fail to compile. Now this issue is fixed.
Thanks for the report by LiuZH-19 in https://github.com/Natooz/MidiTok/issues/155#issuecomment-2027177002
**Full Changelog**: https://github.com/Yikai-Liao/symusic/compare/v0.4.3...v0.4.4