[doc] fix errors in test_visibility_propagation example
* forget to use the access instructions
* wrong use of the function entity_from_eid
* some indentation problems
#! /bin/sh -e
#
if [ "$1" = remove -o "$1" = upgrade ]; then
if which install-docs >/dev/null 2>&1; then
install-docs -r cubicweb-doc
fi
fi
#DEBHELPER#
exit 0