recover_reduce: Update documentation
recover_reduce: Update documentation

The documentation now describes the commands performed in the deleted
recover_reduce script.

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