[gtk] Replace Bugzilla by Gitlab URL in DOAP file

[Andre Klapper <aklapper src gnome org>]

commit ab52862a5dc458b9d190f9800ea9a30984250aa6
Author: Andre Klapper <a9016009 gmx de>
Date:   Sat Dec 15 23:32:24 2018 +0100

    Replace Bugzilla by Gitlab URL in DOAP file

 gtk.doap | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk.doap b/gtk.doap
index 1769acd319..fbee4581cb 100644
--- a/gtk.doap
+++ b/gtk.doap
@@ -24,7 +24,7 @@ developers, including those developing proprietary software, without
 any license fees or royalties.</description>
   <homepage rdf:resource="http://www.gtk.org/"; />
   <license rdf:resource="http://usefulinc.com/doap/licenses/lgpl"; />
-  <bug-database rdf:resource="http://bugzilla.gnome.org/enter_bug.cgi?product=gtk%2B"; />
+  <bug-database rdf:resource="https://gitlab.gnome.org/GNOME/gtk/issues/"; />
   <download-page rdf:resource="http://download.gnome.org/sources/gtk+/"; />
   <mailing-list rdf:resource="http://mail.gnome.org/mailman/listinfo/gtk-list"; />
   <mailing-list rdf:resource="http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list"; />