staging: line6: wrap lines to 80 chars in pod.c

Fix the following checkpatch.pl warnings:

  WARNING: line over 80 characters
  #4508: FILE: staging/line6/pod.c:37:
  +       /* POD_SYSEX_DUMPMEM2  = 0x76 */   /* dumps entire internal memory of PODxt Pro */

  WARNING: line over 80 characters
  #4630: FILE: staging/line6/pod.c:159:
  +               if (memcmp(buf + 1, line6_midi_id, sizeof(line6_midi_id)) == 0) {

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