Volume Rocker: Do not wake up during track seek.

* After switching to Audioservice track seek works great but it woke the device too if we select both options. Wake only if we do not skip tracks (like raising the volume).

Change-Id: Ida95227b88d10bf885e755bb86d7c60af18ad555
Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>