* [phi][jit] rm Softmax StrideScal

* [phi][jit] rm kStrideScal

* [phi][jit] fix Softmax clean omission

* [phi][jit] fix Softmax clean omission

* [phi][jit] fix StrideScal clean omission

* [phi][jit] fix mkl SoftmaxKernel clean omission

* [phi][jit] fix test error

* [phi][jit] fix test error

* [phi][jit] rm NCHW16CMulNC

* [phi][jit] fix test error

* [phi][jit] rm HSum HMax

* [phi][jit] fix test error

* [phi][jit] rm StrideASum

* add AUTHORS.md

* [phi][jit] fix test error