update dependency versions

requirements.txt

@@ -1,6 +1,7 @@
 torch==1.12.0
+bitsandbytes==0.33.0
 accelerate==0.10.0
 huggingface-hub==0.7.0
 humanfriendly
-https://github.com/learning-at-home/hivemind/archive/20b3b3d5f225ed525515a5383a008a8f9fad8173.zip
-https://github.com/huggingface/transformers/archive/6589e510fa4e6c442059de2fab84752535de9b23.zip
+transformers>=4.21.3
+https://github.com/learning-at-home/hivemind/archive/131f82c97ea67510d552bb7a68138ad27cbfa5d4.zip