Update de_web_plugin_private.h
Update de_web_plugin_private.h

Support for eCozy thermostat, see #2393.

dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin,dresden-elektronik/deconz-rest-plugin