Fix klayout wrapper to make sure Klayout PCells for IHP PDK convert to GDSFactory

[joamatab]

Make a Pcell translator from Klayout PCell to GDSFactory Pcells

Another option is to just to wrap code to save KLayout PCells to GDS. This will allow having a reference (no GUI on the loop)

https://github.com/iic-jku/IHP/blob/233106fa92a9396497bd465c76607a5abc8cbfb7/ihp/cells/bjt_transistors.py