refactor(gateApi): 止盈单挂单流程，统一使用固定的gridId为0进行操作

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yesterday 22870e19a81580915cae4c2d5b33f4a5a6a9421d

 src/main/java/com/xcong/excoin/configurations/properties/SecurityProperties.java

@@ -14,4 +14,6 @@
public class SecurityProperties {

    private String privateKey;

    private String publicKey;
}