This property appears to be commented out, so we can remove it
as well.
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Link: https://lore.kernel.org/r/20200902165159.7733-2-freifunk@adrianschmutzler.deSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>