Update the required version of FairSeq

Author: feihugis

README.md

@@ -38,7 +38,7 @@ FastSeq develops multiple speedup techniques, including an attention cache optim
 
 - Python version >= 3.6
 - [torch](http://pytorch.org/) >= 1.4.0
-- [fairseq](https://github.com/pytorch/fairseq) == 0.9.0
+- [fairseq](https://github.com/pytorch/fairseq) >= 0.10.0
 - [transformers](https://github.com/huggingface/transformers) == 3.0.2
 - [requests](https://pypi.org/project/requests/) >= 2.24.0
 - [absl-py](https://pypi.org/project/absl-py/) >= 0.9.0