Add area, switch to idf 5.3.1, replacing climate.heating with a new setup

mcu-can-node-2.yaml

@@ -1,19 +1,20 @@
 substitutions:
   device: can-node-2
   name: CAN Node 2
-  comment: "DEV"
-  
+  area: DEV
+  comment: "${area} | CANOpen"
+
 esphome:
   name: mcu-${device}
+  area: ${area}
   comment: ${comment}
 
 esp32:
   board: esp32dev
   framework:
-    # type: arduino
     type: esp-idf
-    # version: 5.1.2
-    # platform_version: 6.5.0
+    version: 5.3.1
+    platform_version: 6.9.0
 
 external_components:
   - source: github://mrk-its/esphome-canopen@dev