Delete unused win32/inttypes.h file

This file didn't do anything anyway

Change-Id: Ie7f608a45f0d257b57b32ead6658b4425797a33a
Reviewed-on: http://review.couchbase.org/39545
Reviewed-by: Brett Lawson <brett19@gmail.com>
Tested-by: Mark Nunberg <mnunberg@haskalah.org>