[libxmlplusplus] configure.ac: Update bug report address

[Kjell Ahlstedt <kjellahl src gnome org>]

commit c02e7eac93f98076306f0496182cdf42b05524f9
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Fri Dec 21 17:00:30 2018 +0100

    configure.ac: Update bug report address

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index f335876..3814bdd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 ## This file is part of libxml++.
 
 AC_INIT([libxml++], [3.0.1],
-        [https://bugzilla.gnome.org/enter_bug.cgi?product=libxml%2B%2B],
+        [https://gitlab.gnome.org/GNOME/libxmlplusplus/issues/],
         [libxml++], [http://libxmlplusplus.sourceforge.net/])
 AC_PREREQ([2.59])