staging: line6: drop variax raw sysfs attrs

Note that VARIAX_SYSEX_ACTIVATE was never used so drop it along with the
other VARIAX_SYSEX_* constants which are now unused.

Signed-off-by: Stefan Hajnoczi <stefanha@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed