[Cherry-Pick]Support finetuning the model saved on the MAC on the Linux #34154
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hbwx24
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lanxianghit
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Jul 15, 2021
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PR types
Bug fixes
PR changes
OPs
Describe
修复《jit.save在Mac系统上保存的模型，在Linux平台上无法对模型进行重训练》的问题。
原因：如上图，在mac与linux 保存的program中matmul op描述不一致，左边Linux，右边mac，linux 的matmul op 多一个 head_number =1属性。由于在Linux加载这个Program时因为找不到head_number属性而报错。
可以修复的原因：在mac上保存的program没有head_number属性，在Linux上加载时，没有这个属性就默认head_number=1。
原始PR： #34027