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e26065a2 - Upgrade huggingface's megatron to nvidia's megatron when use MegatronLMPlugin (#2501)

Upgrade huggingface's megatron to nvidia's megatron when use MegatronLMPlugin (#2501) * nvidia-megatron * Update megatron_lm.py * Update megatron_lm.py * ruff fix * ruff format * Update megatron_lm.py * Update dataclasses.py * Update megatron_lm.py * 直接使用megatron接口 --------- Co-authored-by: zhenwenqi <zhenwenqi_2022@qq.com>