native: Fix trailing whitespace

platform/native/dev/xmem.c

@@ -56,9 +56,9 @@ xmem_pwrite(const void *buf, int size, unsigned long offset)
   lseek(f, addr, SEEK_SET);
   write(f, buf, size);
   close(f);*/
-  
+
   /*  printf("xmem_write(offset 0x%02x, buf %p, size %l);\n", offset, buf, size);*/
-  
+
   memcpy(&xmem[offset], buf, size);
   return size;
 }