fix huobi url

Helius

2022-05-10 c19bdf267ed5e7a0b29634c1e7c07f17dc0ee2de

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

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

    private String privateKey;

    private String publicKey;
}