[media] drx-j: remove return that prevents DJH_DEBUG code to run

drxbsp_i2c_write_read() has return that prevents DJH_DEBUG code to run.
Remove it.

Signed-off-by: Shuah Khan <shuah.kh@samsung.com>
Acked-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>