Revert "Add XL to chamber temp errors"

This reverts commit 6a6f049.

Author: michalrudolf

yaml/buddy-error-codes.yaml

@@ -270,15 +270,15 @@ Errors:
     approved: false
 
   - code: "XX214"
-    printers: [XL, COREONE]
+    printers: [COREONE]
     title: "CHAMBER MAXTEMP ERROR"
     text: "Check the chamber thermistor wiring for possible damage."
     id: "CHAMBER_MAXTEMP"
     gui_layout: "red_screen"
     approved: true
 
   - code: "XX215"
-    printers: [XL, COREONE]
+    printers: [COREONE]
     title: "CHAMBER MINTEMP ERROR"
     text: "Check the chamber thermistor wiring for possible damage."
     id: "CHAMBER_MINTEMP"