Doc: fix another "contents...exceed the available area" PDF warning.
New since yesterday :-(
Branch------master
Details-------https://git.postgresql.org/pg/commitdiff/f34a89353156ada8c75963b8089df11a493512cd
Modified Files--------------doc/src/sgml/docguide.sgml | 2 +-1 file changed, 1 insertion(+), 1 deletion(-)
