fix: hsel signal in ahb mux had incorrect width

Author: SurfaceYellowDuck

tang20k/scr1/ip/ahb_slave_mux/ahb_slave_mux.sv

@@ -19,7 +19,7 @@ module ahb_slave_mux
         if (~rst_n)begin
             local_hsel <= 2'b0;
         end
-        else if (htrans != 2'b0 && hsel_s != 2'b0) begin
+        else if (htrans != 2'b0 && hsel_s != 3'b0) begin
             local_hsel <= hsel_s;
         end