drm/panel: sony-acx565akm: Use %*ph to print small buffer

Use %*ph format to print small buffer as hex string.

Signed-off-by: Andy Shevchenko <[e-mail]>
Reviewed-by: Neil Armstrong <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Neil Armstrong <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/panel/panel-sony-acx565akm.c

···
 		lcd->enabled ? "enabled" : "disabled ", status);
 
 	acx565akm_read(lcd, MIPI_DCS_GET_DISPLAY_ID, lcd->display_id, 3);
-	dev_dbg(&lcd->spi->dev, "MIPI display ID: %02x%02x%02x\n",
-		lcd->display_id[0], lcd->display_id[1], lcd->display_id[2]);
+	dev_dbg(&lcd->spi->dev, "MIPI display ID: %3phN\n", lcd->display_id);
 
 	switch (lcd->display_id[0]) {
 	case 0x10: