fix applicationContext is null

Helius

2022-07-26 9f2ed49ce5ac0433549bb2a871aa4f4745b79d95

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

@@ -35,4 +35,8 @@
    void userBuyReward(Long id);

    void startSystem();

    void transferPoolSetting();

    void sourcePoolUsdtOutLimitSetting();
}