documentation_hacking.xml: Adjust link to docbook.org.
authorGerald Pfeifer <gerald@pfeifer.com>
Sun, 18 Mar 2018 23:38:23 +0000 (23:38 +0000)
committerGerald Pfeifer <gerald@gcc.gnu.org>
Sun, 18 Mar 2018 23:38:23 +0000 (23:38 +0000)
commit1de51fbc6f12f5cf02fa72d0be6effaf416e62b9
tree8286f531b61a8eb9387b328e2de693eed33c6aed
parentf7dbf8e56459916a66af9fc62608109f65babd51
documentation_hacking.xml: Adjust link to docbook.org.

* doc/xml/manual/documentation_hacking.xml: Adjust link to
docbook.org.

From-SVN: r258636
libstdc++-v3/ChangeLog
libstdc++-v3/doc/xml/manual/documentation_hacking.xml