revC2: place new TVS diodes for port A

revC2: add symbol & footprint for new TVS diode array SP3012-06UTG TODO: 3D model is just a placeholder, to be replaced with the correct one

revC2: fix & improve silkscreen - improve Pu/Pd marking - fix silkscreen pin numbering on the board edge - fix silkscreen pin numbering for the pu/pd sections on the back side

revC2: roundrect and fixed 3d model for USB-C socket

revC2: make layout for D18 and D19 symmetric

revC2: layout for INA233 on port B done

revC2: layout for INA233 on port A done, port B still TODO

revC2: remove left-over traces, place new footprints Also add new footprints where necessary, fix a silkscreen bug Layout for new components still TODO

revC2: Made back side silkscreen black on white compatible. Replaced nono_hana with an outlive version and made the Serial Number box an outline. This will make the black silkscreen on white solder mask look "right". Should still work for light silk on dark solder stop.

revC2: Added top silk bank pin legend.