Fixed $_NOR vs. $_NOR_ typo in abc.cc
Fixed $_NOR vs. $_NOR_ typo in abc.cc

cliffordwolf/yosys,YosysHQ/yosys,cliffordwolf/yosys,SymbiFlow/yosys,SymbiFlow/yosys,azonenberg/yosys,swallat/yosys,YosysHQ/yosys,SymbiFlow/yosys,antmicro/yosys,antmicro/yosys,SymbiFlow/yosys,azonenberg/yosys,azonenberg/yosys,swallat/yosys,azonenberg/yosys,YosysHQ/yosys,SymbiFlow/yosys,SymbiFlow/yosys,YosysHQ/yosys,swallat/yosys,cliffordwolf/yosys,antmicro/yosys,azonenberg/yosys,swallat/yosys,swallat/yosys,cliffordwolf/yosys,cliffordwolf/yosys,azonenberg/yosys,cliffordwolf/yosys,YosysHQ/yosys,azonenberg/yosys,SymbiFlow/yosys,YosysHQ/yosys,antmicro/yosys,YosysHQ/yosys,antmicro/yosys,SymbiFlow/yosys,antmicro/yosys,YosysHQ/yosys,swallat/yosys,swallat/yosys,cliffordwolf/yosys,azonenberg/yosys,azonenberg/yosys,antmicro/yosys,swallat/yosys,cliffordwolf/yosys,cliffordwolf/yosys,antmicro/yosys,swallat/yosys