Always tick mdns in ethernet component (#2018)

esphome/components/ethernet/ethernet_component.cpp

@@ -102,8 +102,6 @@ void EthernetComponent::loop() {
 
         this->dump_connect_params_();
         this->status_clear_warning();
-
-        network_tick_mdns();
       } else if (now - this->connect_begin_ > 15000) {
         ESP_LOGW(TAG, "Connecting via ethernet failed! Re-connecting...");
         this->start_connect_();
@@ -120,6 +118,8 @@ void EthernetComponent::loop() {
       }
       break;
   }
+
+  network_tick_mdns();
 }
 void EthernetComponent::dump_config() {
   ESP_LOGCONFIG(TAG, "Ethernet:");