Small Matrix: skylakex: sgemm nn: clean up unused code
Small Matrix: skylakex: sgemm nn: clean up unused code

xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS