Add OpenVVVF organization and request PID F0C7 for OpenVVVF Control Module

[datacrystals]

 Requesting PID 1209/F0C7 for the OpenVVVF Control Module.                                                                                        
                                                                                                                                                       
 OpenVVVF is an open-source traction inverter and power conversion platform for 3-phase AC drives and more.                                                     
                                                                                                                                                       
 - Site: https://docs.openvvvf.org/                                                                                                                    
 - Source: https://github.com/OpenVVVF                                                                                                                 
   - Hardware designs: https://github.com/OpenVVVF/Hardware (CERN-OHL-W-2.0)                                                                           
   - Firmware / RTE tools: https://github.com/OpenVVVF/RTE (GPL-3.0)                                                                                   
                                                                                                                                                       
 The requested PID will be used for the USB interface on the OpenVVVF control module.  (See image below of assembled prototype inverter)