[gemini] support amp o3 for gemini#4872
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ver217 merged 8 commits intohpcaitech:mainfrom Oct 12, 2023
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* [gemini] support no reuse fp16 chunk * [gemini] support no master weight for optim * [gemini] support no master weight for gemini ddp * [test] update gemini tests * [test] update gemini tests * [plugin] update gemini plugin * [test] fix gemini checkpointio test * [test] fix gemini checkpoint io
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📌 Checklist before creating the PR
[doc/gemini/tensor/...]: A concise description🚨 Issue number
Closes #4871
📝 What does this PR do?
Support AMP O3 for gemini by adding
master_weightsargument.💥 Checklist before requesting a review
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