fix:购买时使用USDT，增加每个地址每天最多购买1000U

Helius

2022-08-05 e8f054526c21452ae6d271d2d7770279c44197f1

 src/main/java/cc/mrbird/febs/dapp/service/DappWalletService.java

@@ -39,4 +39,6 @@
    Long transfer(TransferDto transferDto);

    Map<String, BigDecimal> calPrice(PriceDto priceDto);

    int boxSurprise();
}