staging: gpib: Add LPVO DIY USB GPIB driver

Driver for the DIY board designed at the Laboratory of Photovoltaics
and Optoelectronics at the Faculty of Electrical Engineering,
University of Ljubljana.

Signed-off-by: Dave Penkler <dpenkler@gmail.com>
Link: https://lore.kernel.org/r/20240918121908.19366-19-dpenkler@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>