[hue] Updated README with fixed example and some clarifications (#4666)
[hue] Updated README with fixed example and some clarifications (#4666)

Also-By: justClouds <094dce4fe2ed6df3a28ebd3c637709b7b9438f5a@users.noreply.github.com>
Signed-off-by: Kai Kreuzer <31ea678c44dc4e8e22ccfd165592dd71a30e46ae@openhab.org>
digitaldan/openhab2,digitaldan/openhab2,afuechsel/openhab2,theoweiss/openhab2,Snickermicker/openhab2,digitaldan/openhab2,afuechsel/openhab2,gerrieg/openhab2,clinique/openhab2,clinique/openhab2,clinique/openhab2,digitaldan/openhab2,Snickermicker/openhab2,clinique/openhab2,theoweiss/openhab2,theoweiss/openhab2,gerrieg/openhab2,theoweiss/openhab2,gerrieg/openhab2,gerrieg/openhab2,afuechsel/openhab2,Snickermicker/openhab2,Snickermicker/openhab2