largefiles status: update lfdirstate with result from cleanliness check
Problem: 'hg status' kept checking largefiles with an unknown state until some
other command wrote the updated dirstate.
Solution: Add missing lfdirstate.write().
<Include>
<?if $(var.Platform) = "x64" ?>
<?define IsX64 = yes ?>
<?else?>
<?define IsX64 = no ?>
<?endif?>
</Include>