staging: iio: adis16203: Remove exceptional & on function name

Remove & from function pointers to conform to the style found elsewhere
in the file.  Done using the following semantic patch

// <smpl>
@r@
identifier f;
@@

f(...) { ... }
@@
identifier r.f;
@@

- &f
+ f
// </smpl>
Signed-off-by: simran singhal <singhalsimran0@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

drivers/staging/iio/accel/adis16203.c

@@ -233,8 +233,8 @@ static const struct iio_chan_spec adis16203_channels[] = {
 };
 
 static const struct iio_info adis16203_info = {
-	.read_raw = &adis16203_read_raw,
-	.write_raw = &adis16203_write_raw,
+	.read_raw = adis16203_read_raw,
+	.write_raw = adis16203_write_raw,
 	.update_scan_mode = adis_update_scan_mode,
 	.driver_module = THIS_MODULE,
 };