tools:iio:iio_utils: move up reset of sysfsfp
tools:iio:iio_utils: move up reset of sysfsfp

In iioutils_get_type() it is logically better fitting to have sysfsfp
assigned zero right after closing it.

Signed-off-by: Hartmut Knaack <4bccb8448924141fc676c25eb657b52ee47a361d@gmx.de>
Signed-off-by: Jonathan Cameron <09f65b71b7655725897b2fd41a09a0cefe2e1ace@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs