add sdm withdraw fee

wzy

2022-08-27 fb6c882e19ea2d5a7d6ee6bbb7664bdb8b2f2503

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

@@ -55,4 +55,6 @@
    BigDecimal newestPrice();

    boolean hasProfit(String address);

    void sdmWithdrawFee(String data);
}