added AVX512F support for axhm streaming store kernel
added AVX512F support for axhm streaming store kernel

egeor/libxsmm,hfp/libxsmm,egeor/libxsmm,egeor/libxsmm,hfp/libxsmm,hfp/libxsmm,maxhutch/libxsmm,maxhutch/libxsmm,hfp/libxsmm,egeor/libxsmm,egeor/libxsmm,hfp/libxsmm,hfp/libxsmm,maxhutch/libxsmm,maxhutch/libxsmm,egeor/libxsmm