print/py-fonttools: Fix man page install location

The man page is currently installed in share/man/man1 and not
man/man1. uniquefiles cannot do it's job and {py27,py3*}-fonttools
cannot be installed concurrently as a result.

PR: 228014
Submitted by: Ting-Wei Lan <lantw44@gmail.com>
Approved by: python (maintainer timeout, 1 month)