[valadoc] Replace deprecated bugzilla.gnome.org URL with gitlab.gnome.org URL

[Andre Klapper <aklapper src gnome org>]

commit 9745fe955daeb62419314fa224df7e0dd9dfb565
Author: Andre Klapper <a9016009 gmx de>
Date:   Tue Apr 28 14:44:25 2020 +0200

    Replace deprecated bugzilla.gnome.org URL with gitlab.gnome.org URL

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 6e8a565..cbdbb5d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 dnl configure.in
 AC_PREREQ([2.65])
 AC_INIT([valadoc],[0.36.2],
-       [https://bugzilla.gnome.org/browse.cgi?product=valadoc],
+       [https://gitlab.gnome.org/GNOME/vala/issues/],
        [valadoc],
        [https://wiki.gnome.org/Projects/Valadoc])