docs: for PR #5503

ACKNOWLEDGEMENTS.md

@@ -881,3 +881,4 @@ Further device support has been made with the assistance of users. Please consid
 - [tomgidden](https://github.com/tomgidden) for contributing support for Temprium PAC011 air conditioner.
 - [MrSiJo](https://github.com/MrSiJo) for contributing improvements to Meaco Cirro air conditioner.
 - [saravanabalagi](https://github.com/saravanabalagi) for contributing support for EcoNour HTS-F305A 12 speed fan.
+- [piotr-romanowski](https://github.com/piotr-romanowski) for contributing support for Fakro ARZ roof blind.

DEVICES.md

@@ -1007,6 +1007,7 @@ of device.
 - Eachen GD-DC5 garage door opener
 - Eruiklink curtain motor
 - Etersky curtain switch with backlight and timing control
+- Fakro ARZ roof blind
 - FS-03W curtain switch with backlight control
 - Garen TSI Fit and Kit Central garage door openers
 - Graywind window shades