drm/sti: Remove duplicated include from sti_drv.c

Remove duplicated include.

Signed-off-by: YueHaibing <[email protected]>
Signed-off-by: Benjamin Gaignard <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c
index bb6ae6dd6..2edd666f 100644
--- a/drivers/gpu/drm/sti/sti_drv.c
+++ b/drivers/gpu/drm/sti/sti_drv.c
@@ -23,7 +23,6 @@
 
 #include "sti_crtc.h"
 #include "sti_drv.h"
-#include "sti_drv.h"
 #include "sti_plane.h"
 
 #define DRIVER_NAME	"sti"