[mios] Update README.md (#5805)
[mios] Update README.md (#5805)

Please use the object method instead of the static method. :) see https://www.openhab.org/docs/configuration/rules-dsl.html#manipulating-item-states
ssalonen/openhab,watou/openhab,openhab/openhab,juri8/openhab,juri8/openhab,computergeek1507/openhab,computergeek1507/openhab,juri8/openhab,TheNetStriker/openhab,openhab/openhab,ssalonen/openhab,watou/openhab,openhab/openhab,computergeek1507/openhab,TheNetStriker/openhab,juri8/openhab,computergeek1507/openhab,ssalonen/openhab,watou/openhab,TheNetStriker/openhab,openhab/openhab,TheNetStriker/openhab,juri8/openhab,ssalonen/openhab,ssalonen/openhab,ssalonen/openhab,watou/openhab,openhab/openhab,juri8/openhab,watou/openhab,openhab/openhab,computergeek1507/openhab,computergeek1507/openhab,TheNetStriker/openhab,juri8/openhab,watou/openhab,TheNetStriker/openhab,TheNetStriker/openhab,watou/openhab