Add ST QFN footprint for diodes
Symbol: kicad-symbols!4058
Datasheet: https://www.st.com/resource/en/datasheet/esda7p120-1u1m.pdf
Footprint: kicad-footprints!3321 (merged)
Symbol: kicad-symbols!4058
Datasheet: https://www.st.com/resource/en/datasheet/esda7p120-1u1m.pdf
Footprint: kicad-footprints!3321 (merged)