Delete matrixMul.cudafe1.c

codes/mmElem/matrixMul.cudafe1.c

-# 1 "matrixMul.cu"
-# 139 "/usr/include/stdio.h" 3
-extern FILE *stderr;
-# 74 "/usr/include/c++/9/iostream" 3
-static struct _ZNSt8ios_base4InitE _ZN39_INTERNAL_17_matrixMul_cpp1_ii_9deaad98St8__ioinitE __attribute__((visibility("default"))) = {};
-extern void *__dso_handle __attribute__((visibility("hidden")));