ignore presences when nothing changed (status, status message, prio). Fixes #7210

src/common/connection_handlers.py

@@ -851,7 +851,7 @@ class ConnectionHandlersBase:
 
             if obj.old_show == obj.new_show and obj.contact.status == \
             obj.status and obj.contact.priority == obj.prio: # no change
-                return
+                return True
         else:
             obj.contact = gajim.contacts.get_first_contact_from_jid(account,
                 jid)