Typo fix
Typo fix

Signed-off-by: Clifford Wolf <b28e7ff75903c06de987a1eb75ea100a79c89e3a@clifford.at>

SymbiFlow/nextpnr,SymbiFlow/nextpnr,SymbiFlow/nextpnr,YosysHQ/nextpnr,YosysHQ/nextpnr,YosysHQ/nextpnr,YosysHQ/nextpnr,SymbiFlow/nextpnr