Release MS-AMP v0.4.0

MS-AMP Improvements

• Improve GPT-3 performance by optimizing the FP8-gradient accumulation with kernel fusion technology
• Support FP8 in FSDP
• Support DeepSpeed+TE+MSAMP and add cifar10 example
• Support MSAMP+TE+DDP
• Update DeepSpeed to latest version
• Update TransformerEngin to V1.1 and flash-attn to latest version
• Support CUDA 12.2
• Fix several bugs in DeepSpeed integration

MS-AMP-Examples Improvements

• Improve document for data processing in GPT3
• Add launch script for pretraining GPT-6b7
• Use new API of TransformerEngine in Megatron-LM

Document Improvements

• Add docker usage in Installation page
• Tell customer how to run FSDP and DeepSpeed+TE+MSAMP example in "Run Examples" page