eventloop: don't dispatch in enterLoop

ref #6842, BSD blocks in udev on no event apparently

src/managers/eventLoop/EventLoopManager.cpp

@@ -48,7 +48,6 @@ void CEventLoopManager::enterLoop() {
     aqPollFDs = g_pCompositor->m_pAqBackend->getPollFDs();
     for (auto& fd : aqPollFDs) {
         m_sWayland.aqEventSources.emplace_back(wl_event_loop_add_fd(m_sWayland.loop, fd->fd, WL_EVENT_READABLE, aquamarineFDWrite, fd.get()));
-        fd->onSignal(); // dispatch outstanding
     }
 
     wl_display_run(m_sWayland.display);