staging: comedi: amplc_dio200: rename struct dio200_layout_struct
staging: comedi: amplc_dio200: rename struct dio200_layout_struct

Now that the tag name `dio200_layout` is available, rename `struct
dio200_layout_struct` to `struct dio200_layout` as the `_struct` suffix
is a bit redundant and I plan to use this type in other places in the
module.

Signed-off-by: Ian Abbott <9e6ba6483b6a3e14d61f7c987e72ecb5b46122d6@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs