'Fix' writing on hitag2 in password mode

Needs more investigation, but it does solve the issue of write commands not working consistently

armsrc/hitag2.c

@@ -655,6 +655,7 @@ static bool hitag2_password(uint8_t *rx, const size_t rxlen, uint8_t *tx, size_t
     *txlen = 0;
 
     if (bPwd && (bAuthenticating == false) && write) {
+        SpinDelay(2);
         if (hitag2_write_page(rx, rxlen, tx, txlen) == false) {
             return false;
         }