fixed sUICIDE_PIN disable

Marlin/Marlin.pde

 void setup_powerhold()
 {
  #ifdef SUICIDE_PIN
-    #if (SUICIDE_PIN> -1) 
       SET_OUTPUT(SUICIDE_PIN);
       WRITE(SUICIDE_PIN, HIGH);
-    #endif
-  #endif
+     #endif
 }
 
 void suicide()