thermald: log filtered max temp (#28564)

old-commit-hash: cb4c7118a5

cereal

@@ -1 +1 @@
-Subproject commit f319a83ab7a902477c786a25aa34077b6f640990
+Subproject commit 3a8e4c9d04b050c057f41d9288ab5ff3f3b02669

selfdrive/thermald/thermald.py

@@ -253,6 +253,7 @@ def thermald_thread(end_event, hw_queue):
     # this drives the thermal status while onroad
     temp_sources.append(max(msg.deviceState.pmicTempC))
     all_comp_temp = all_temp_filter.update(max(temp_sources))
+    msg.deviceState.maxTempC = all_comp_temp
 
     if fan_controller is not None:
       msg.deviceState.fanSpeedPercentDesired = fan_controller.update(all_comp_temp, onroad_conditions["ignition"])