Revert "Add Fedora IOT WG member badge"
Badge name and rule should have been fas-iot-wg in line with
similar badges. I meanwhile added this badge as such. Since
badge was never rewarded, I'm removing this one.
This reverts commit fea32e891ae3f65e269c0cd39eb11bc88e95cc39.
Signed-off-by: Sandro <devel@penguinpee.nl>