fixed damaged index on debug port connection mapping

verif/tb/verilog/nanosoc_tb.v

@@ -696,7 +696,7 @@ nanosoc_ft1248x1_track
    //Tristate logic for GPIO connection
    bufif1 (P0[7], debug_running, debug_test_en);
    bufif1 (P0[6], debug_err, debug_test_en);
-   bufif1 (debug_command[5], P0[3], debug_test_en);
+   bufif1 (debug_command[5], P0[5], debug_test_en);
    bufif1 (debug_command[4], P0[4], debug_test_en);
    bufif1 (debug_command[3], P0[3], debug_test_en);
    bufif1 (debug_command[2], P0[2], debug_test_en);