docs: for PR #5443

ACKNOWLEDGEMENTS.md

@@ -870,3 +870,4 @@ Further device support has been made with the assistance of users. Please consid
 - [Beersteak](https://github.com/Beersteak) for contributing support for Parkside PBB-A1 water timer.
 - [eldarsudden](https://github.com/eldarsudden) for contributing support for Teploluxe MCS350 thermostat.
 - [fribse](https://github.com/fribse) for contributing support for Qlima MS-AC 5002 air conditioner.
+- [fervillab](https://github.com/fervillab) for contributing support for Fercofloor FT2C10V fan coil thermostat.

DEVICES.md

@@ -290,6 +290,7 @@
 - Euroster 4040 Smart thermostat
 - EZAIoT R9Lite thermostat
 - EZAIoT thermostat smartplug
+- Fercofloor FT2C10V fan coil thermostat
 - Garza Aspen and (unknown model) thermostats
 - HaoLeSi Mini thermostat
 - Herschel XLS T-MS mains and T-PL plugin thermostats