replay: handle missing socket while replaying route log with --allow flag (#24933)

* fix: fix the problem with replay routes locally

* fix: Exception with --allow flag in replay.cc

Co-authored-by: Anton Rudomaneko <anton.rudomanenko@nami.ru>

selfdrive/ui/replay/replay.cc

@@ -360,7 +360,8 @@ void Replay::stream() {
       setCurrentSegment(toSeconds(cur_mono_time_) / 60);
 
       // migration for pandaState -> pandaStates to keep UI working for old segments
-      if (cur_which == cereal::Event::Which::PANDA_STATE_D_E_P_R_E_C_A_T_E_D) {
+      if (cur_which == cereal::Event::Which::PANDA_STATE_D_E_P_R_E_C_A_T_E_D && 
+          sockets_[cereal::Event::Which::PANDA_STATES] != nullptr) {
         MessageBuilder msg;
         auto ps = msg.initEvent().initPandaStates(1);
         ps[0].setIgnitionLine(true);