[megatron] Support deepseek-v4 megatron - #9386

[megatron] Support deepseek-v4 megatron#9386

Jintao-Huang merged 12 commits into

modelscope:mainmodelscope/ms-swift:mainfrom

Jintao-Huang:support_deepseek_v4_megatronJintao-Huang/llmscope:support_deepseek_v4_megatronCopy head branch name to clipboard