Added generate_serial function to serial_number model. Currently adds the generated serial to the db just incase it is used.
Added generate_serial function to serial_number model. Currently adds
the generated serial to the db just incase it is used.

wbg-optronix-lab/emergence-lab,wbg-optronix-lab/emergence-lab,emergence-lab/emergence-lab,wbg-optronix-lab/emergence-lab,emergence-lab/emergence-lab,emergence-lab/emergence-lab