[dbapi] fix connect backwards compat harder Passing None as group and host should result in "pyro:///cubicweb.appid", not "pyro://None/None.appid". Followup for 2091d275fe5c. Closes #2882666.

#! /bin/sh -e
 
case "$1" in
    purge)
	rm -rf /etc/cubicweb.d/
	rm -rf /var/log/cubicweb/
	rm -rf /var/lib/cubicweb/
    ;;
esac
 
#DEBHELPER#
 
exit 0