zyre: remove unnecessary autoreconf options

The default $(PKG)_AUTORECONF_OPT already includes the -i and -f flags,
so there is no point in specifying these in the package makefile. Further,
the -v option to autoreconf is not required.

Signed-off-by: Simon Dawson <spdawson@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>