Add guntamatic upgrade notice (#1828)

Signed-off-by: lsiepel <leosiepel@gmail.com>

Author: lsiepel

distributions/openhab/src/main/resources/bin/update.lst

@@ -179,6 +179,7 @@ ALERT;Allplay Binding: Due to limited usage and increasing maintenance issues, t
 ALERT;Automower Binding: Restructured to modular things with auto-discovery of datapoints. New things and channels will need to be linked, existing items need to be adjusted.
 ALERT;evcc Binding: Restructured to modular things with auto-discovery of datapoints. You must reconfigure settings, recreate Things, and adjust Items as previous configurations are incompatible.
 ALERT;Freebox Binding: The binding has been removed from the distribution. You should consider migrating to the FreeboxOS binding.
+ALERT:Guntamatic Binding: Channel ID spelling errors (such as `079-interuption-0` and `080-interuption-1`) have been corrected. You may need to update items linked to these channels.
 ALERT;JavaScript Automation: The event object in UI-based environments has been aligned with the file-based event object. Properties are now pure JavaScript types and property names have changed. Blockly users need to resave their scripts.
 ALERT;JavaScript Automation: Automatic injection of the openHAB JavaScript library now allows for more fine-grained control. It is recommended to manually import required namespaces from the openhab library in file-based scripts and transformations and disable automatic injection for file-based scripts and transformations.