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

mcu-cec-bedroom.yaml

@@ -1,10 +1,12 @@
 substitutions:
   device: cec-bedroom
   name: Bedroom TV
-  comment: "DEV"
-  
+  area: Bedroom
+  comment: "${area} | CEC"
+
 esphome:
   name: mcu-${device}
+  area: ${area}
   comment: ${comment}
 
 esp32:
@@ -12,6 +14,8 @@ esp32:
   framework:
     # type: arduino
     type: esp-idf
+    version: 5.3.1
+    platform_version: 6.9.0
 
 external_components:
   # - source: github://pr#3017