staging:iio:Documentation Trivial typo fixes.

Just a couple of things I came across whilst reviewing this file for
moving out of staging. I doubt anyone cares, but seemed sensible to fix
them now!

Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed