Byron Hsu 3a0cbdff4b Fix liger orpo trainer import error (#459) ...

## Summary
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## Details
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To fix https://github.com/linkedin/Liger-Kernel/issues/458

1. Move orpo trainer to trainer/
2. Remove trl from `[dev]` now so the test represents the actual user
environment.
3. Disable Qwen VL test for transformers>=4.47.0 for now and create
issue https://github.com/linkedin/Liger-Kernel/issues/461
## Testing Done
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- [ ] run `make test` to ensure correctness
- [ ] run `make checkstyle` to ensure code style
- [ ] run `make test-convergence` to ensure convergence

2024-12-10 01:29:20 -08:00

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Fix liger orpo trainer import error (#459)

2024-12-10 01:29:20 -08:00