Add new Microchip xFN footprints
Footprints submitted at https://github.com/KiCad/kicad-footprints/pull/1005.
Also fixed a typo in the YAML file.
Edited by Joel Guittet
Footprints submitted at https://github.com/KiCad/kicad-footprints/pull/1005.
Also fixed a typo in the YAML file.