drm/i915: Fix debugfs seqno info print to use uint

seqno's are u32 so print accordingly
Signed-off-by: NMika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: NChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/i915_debugfs.c

@@ -389,7 +389,7 @@ static void i915_ring_seqno_info(struct seq_file *m,
 				 struct intel_ring_buffer *ring)
 {
 	if (ring->get_seqno) {
-		seq_printf(m, "Current sequence (%s): %d\n",
+		seq_printf(m, "Current sequence (%s): %u\n",
 			   ring->name, ring->get_seqno(ring, false));
 	}
 }