drm/i915: Fix misplaced '\n' in printing the GPU error's RING_HEAD

'\n' is supposed to be at the end of the line, not in the middle.

Fixes: cdb324bde570 ("drm/i915: Show bounds of active request in the ring...")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161013101815.26978-2-chris@chris-wilson.co.uk

drivers/gpu/drm/i915/i915_gpu_error.c

@@ -382,7 +382,7 @@ static void error_print_engine(struct drm_i915_error_state_buf *m,
 {
 	err_printf(m, "%s command stream:\n", engine_str(ee->engine_id));
 	err_printf(m, "  START: 0x%08x\n", ee->start);
-	err_printf(m, "  HEAD:  0x%08x\n [0x%08x]", ee->head, ee->rq_head);
+	err_printf(m, "  HEAD:  0x%08x [0x%08x]\n", ee->head, ee->rq_head);
 	err_printf(m, "  TAIL:  0x%08x [0x%08x, 0x%08x]\n",
 		   ee->tail, ee->rq_post, ee->rq_tail);
 	err_printf(m, "  CTL:   0x%08x\n", ee->ctl);