Use FORCE_WAIT_BUTTON to override button wait.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

src/rescue.c

@@ -207,7 +207,9 @@ static bool rescue_require_user_presence(void) {
     return true;
 #else
     bool previous_force = force_button_wait;
+#ifdef FORCE_WAIT_BUTTON
     force_button_wait = true;
+#endif
     int ret = button_wait();
     force_button_wait = previous_force;
     return ret == 0;