Service homeassistant.reload_config_entry
The entry_id can be found: Home Assistant UI > Settings > Devices & Services > honeywell > click on devices
The URL of your browser should be something like
http://192.168.10.5:8123/config/devices/dashboard?historyBack=1&config_entry=1c693dfaeeb8c757439047d348f272bf
the 1c693dfaeeb8c757439047d348f272bf would be the entry_id