[media] S2255: Removal of unnecessary videobuf_queue_is_busy
[media] S2255: Removal of unnecessary videobuf_queue_is_busy

Removes unnecessary query of buffer state.  The code already checks if stream is active or not.

Signed-off-by: Dean Anderson <c5aa50352a853fbd84a509f7cdab160881b8c7f7@sensoray.com>
Signed-off-by: Mauro Carvalho Chehab <0cae1d1e981e84d16b82ca3d17be8a7f826608d3@samsung.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs