[media] staging/media/s5p-cec/exynos_hdmi_cecctrl.c Fixed blank line before closing brace '}'

Fixed checkpatch check blank line before closing brace '}'

Signed-off-by: Scott Matheina <scott@matheina.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>