Coding Style cleanup: remove trailing white space

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/drivers/video/exynos_mipi_dsi_lowlevel.h b/drivers/video/exynos_mipi_dsi_lowlevel.h
index 59f6ce0..0bede25 100644
--- a/drivers/video/exynos_mipi_dsi_lowlevel.h
+++ b/drivers/video/exynos_mipi_dsi_lowlevel.h
@@ -4,7 +4,7 @@
  * Author: InKi Dae <inki.dae@samsung.com>
  * Author: Donghwa Lee <dh09.lee@samsung.com>
  *
- * SPDX-License-Identifier:	GPL-2.0+ 
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #ifndef _EXYNOS_MIPI_DSI_LOWLEVEL_H