v0.4.0
[doc] Fix typo under colossalai and doc(#3618)
[misc] refactor launch API and tensor constructor (#5666)
[doc]update moe chinese document. (#3890)
[misc] Add dist optim to doc sidebar (#5806)
[misc] Update PyTorch version in docs (#5711)
[dooc] fixed the sidebar itemm key (#2672)