exynos: video: Correct debug output

We should not print a message from the driver when the display is set up.
This is normal behaviour. Change this message to use debug().

Also remove the double newline on another debug message.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/exynos_dp_lowlevel.c b/drivers/video/exynos_dp_lowlevel.c
index bf0ea10..05118f8 100644
--- a/drivers/video/exynos_dp_lowlevel.c
+++ b/drivers/video/exynos_dp_lowlevel.c
@@ -823,7 +823,7 @@
 			reg = readl(&dp_regs->aux_rx_comm);
 			if (reg == AUX_RX_COMM_AUX_DEFER ||
 				reg == AUX_RX_COMM_I2C_DEFER) {
-				printf("DP Defer: %d\n\n", reg);
+				printf("DP Defer: %d\n", reg);
 				defer = 1;
 			}
 		}