upnp: remove fake timeout log

Change-Id: Iad373b5b515141928b20c04599991bd3d9ee32d2

src/upnp/protocol/pupnp/pupnp.cpp

@@ -164,7 +164,6 @@ PUPnP::PUPnP()
                         if (it->wait_for(std::chrono::seconds(1)) == std::future_status::ready) {
                             finished.splice(finished.end(), xmlList, it++);
                         } else {
-                            JAMI_WARN("PUPnP: XML download timed out");
                             ++it;
                         }
                     }