inno: remove cacerts.pem from documentation
The inno distribution no longer includes cacert.pem as of
ca1ad8ef38be22 (April 2015). The docs were never updated.
Differential Revision: https://phab.mercurial-scm.org/D6061
$ echo "[extensions]" >> $HGRCPATH
$ echo "mq=" >> $HGRCPATH
$ hg init
$ echo 'base' > base
$ hg ci -Ambase
adding base
$ hg qnew -mmqbase mqbase
$ hg qsave
$ hg qrestore 2
restoring status: hg patches saved state