transformers

7caa57e8 - enable trainer test cases on xpu (#38138)

enable trainer test cases on xpu (#38138) * enable trainer test cases on xpu Signed-off-by: Matrix Yao <matrix.yao@intel.com> * fix style Signed-off-by: Matrix Yao <matrix.yao@intel.com> --------- Signed-off-by: Matrix Yao <matrix.yao@intel.com>