Remove empty lines

kernel/yosys.cc

@@ -777,8 +777,6 @@ struct TclPass : public Pass {
 		log("Note, tcl will not recieve the output of any yosys command. If the output\n");
 		log("of the tcl commands are needed, use the yosys command 'tee' to redirect yosys's\n");
 		log("output to a temporary file.\n");
-
-
 		log("\n");
 	}
 	void execute(std::vector<std::string> args, RTLIL::Design *) override {