[gupnp] doap: Fix some links

[Jens Georg <jensgeorg src gnome org>]

commit bb4e69126b7919582d3bc7feab5ac633c962dd26
Author: Jens Georg <mail jensge org>
Date:   Sun Jun 20 15:38:00 2021 +0200

    doap: Fix some links

 gupnp.doap | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gupnp.doap b/gupnp.doap
index d4ee669..abe06ee 100644
--- a/gupnp.doap
+++ b/gupnp.doap
@@ -21,10 +21,10 @@ level libraries utilizing the GUPnP framework.</description>
 
   <homepage
   rdf:resource="http://gupnp.org"; />
-  <mailing-list
-  rdf:resource="http://mail.gnome.org/mailman/listinfo/gupnp-list"; />
+  <support-forum
+  rdf:resource="https://discourse.gnome.org/tag/gupnp"; />
   <download-page
-  rdf:resource="http://gupnp.org/download"/>
+  rdf:resource="https://download.gnome.org/sources/gssdp/"/>
   <bug-database
   rdf:resource="https://gitlab.gnome.org/GNOME/gupnp/issues/"; />