There are two entries for /sys/class/uwb_rc/uwbN/<EUI-48>/BPST.
The second one has a missing description.

Get rid of it.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>