popn: add io emulation for more lights and coin (#637)

## Link to GitHub Issue or related Pull Request, if one exists
#618 

## Description of change
Wire up coin and more lights to bi3a_hook.

## Testing
Tested on U region

src/spice2x/games/popn/popn.h

@@ -2,6 +2,7 @@
 
 #include "avs/game.h"
 #include "games/game.h"
+#include "util/tapeled.h"
 
 namespace games::popn {
 
@@ -15,6 +16,11 @@ namespace games::popn {
 
     }
 
+#if SPICE64
+    constexpr int POPN_TAPELED_TOTAL = 4;
+    extern tapeledutils::tape_led TAPELED_MAPPING[POPN_TAPELED_TOTAL];
+#endif
+
     extern bool SHOW_PIKA_MONITOR_WARNING;
 
     class POPNGame : public games::Game {