staging: unisys: include: iochannel.h: Adjust whitespace usage

Adjusts spacing and removes unnecessary blank lines to create a more
uniform coding style.

Signed-off-by: David Binder <david.binder@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>