fix(leds): Use new portexpander API

lib/card10/leds.c

 #include "gpio.h"
+#include "portexpander.h"
 
 #include <stdint.h>
 #include <string.h>
@@ -204,6 +205,14 @@ void leds_init(void)
         leds[i][3] = 8;
     }
 
+    if(portexpander_detected()) {
+        // Turn on LEDs
+        // TODO: only turn on LEDs if value != 0,0,0 && dim > 0
+        portexpander_set(0, 0);
+        portexpander_set(1, 0);
+        portexpander_set(2, 0);
+    }
+
     leds_update();
 }