message: fix: climate discovery without mode CC
  Fixes
diff: @@ -291,9 +291,7 @@ module.exports = {
  max_temp: 40,
  temp_step: 0.5,
  modes: [],
  - mode_state_topic: true,
  mode_state_template: '{{ value_json.value }}',
  - mode_command_topic: true,
  current_temperature_topic: true,
  current_temperature_template: '{{ value_json.value }}',
  temperature_state_topic: true,
  