drm/sti: Remove duplicated include from sti_drv.c

Remove duplicated include.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190620150306.124839-1-yuehaibing@huawei.com
1 file changed