n/openldap: Fix permissions on data directory.

n/openldap/doinst.sh

@@ -21,3 +21,4 @@ if ! grep ^ldap /etc/passwd > /dev/null ; then
 fi
 
 chown -R ldap:ldap /var/lib/openldap-data /var/lib/openldap-slurp /etc/openldap
+chmod 700 /var/lib/openldap-data /var/lib/openldap-slurp