staging:iio:lis3l02dq remerge the two interrupt handlers.

Does add a small burden to both handlers, but the gain is somewhat
simpler code.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --cc drivers/staging/iio/accel/lis3l02dq.h
Simple merge

diff --cc drivers/staging/iio/accel/lis3l02dq_core.c
Simple merge

diff --cc drivers/staging/iio/accel/lis3l02dq_ring.c
Simple merge