修复动态图O2模型修改为promote策略后引起的性能下降问题 #9772
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WenmuZhou
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TuanBC
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O2下因改为promote策略，会有一些算子原来使用fp16计算，在策略更新后选择了fp32计算，导致性能下降。
通过加入自定义白名单，模型算子运行的数量和类型和AMP升级前可达到一致，同时恢复到原始性能