Fix memberOf built as a module

tests/scripts/conf.sh

@@ -44,6 +44,7 @@ sed -e "s/@BACKEND@/${BACKEND}/"			\
 	-e "s/^#${AC_accesslog}#//"			\
 	-e "s/^#${AC_dds}#//"				\
 	-e "s/^#${AC_dynlist}#//"			\
+	-e "s/^#${AC_memberof}#//"			\
 	-e "s/^#${AC_pcache}#//"			\
 	-e "s/^#${AC_ppolicy}#//"			\
 	-e "s/^#${AC_refint}#//"			\