icebreaker: Minor fix to usb (add PMOD2 position and fix typo)
icebreaker: Minor fix to usb (add PMOD2 position and fix typo)

Signed-off-by: Sylvain Munaut <349f318521b45672c77207abf1a5ed60eb011db1@246tNt.com>

litex-hub/litex-boards