new stable version openknx (#1719)
new stable version openknx (#1719)

* add openknx to stable

* openknx new stable version

Co-authored-by: Matthias <38ed2dca2e3f6e1f94d59d4dc183773024679bc5@gmail.com>
ioBroker/ioBroker.repositories,ioBroker/ioBroker.repositories