sysfsutils: rem leftover settings for libsysfs-dev
22af6a2595dbec98ce4a2e3b1324ad8d400390ad removed the PACKAGES
setting, but left the FILES-assignments of libsysfs-dev and -staticdev.
As these have no use anymore they can be safely removed
Signed-off-by: Konrad Weihmann <kweihmann@outlook.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>