do not print return address when callstack is output on Windows, it does not...

do not print return address when callstack is output on Windows, it does not provide any useful info

mysys/stacktrace.c

@@ -654,7 +654,6 @@ void my_print_stacktrace(uchar* unused1, ulong unused2)
       &(package.sym));
     have_source= SymGetLineFromAddr64(hProcess, addr, &line_offset, &line);
 
-    my_safe_printf_stderr("%p    ", (uintptr_t)addr);
     if(have_module)
     {
       const char *base_image_name= my_basename(module.ImageName);