[media] snd_tea575x: precedence bug in fmr2_tea575x_get_pins()

The "|" operation has higher precedence that "?:" so this couldn't
return both flags set at once as intended.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>