[media] staging/s5p-cec: fixed alignment should match open parenthesis

Fixed Checkpatch check "Alignment should match open parenthesis"

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>