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 a0b30dc6dea059097d07d1709f33c1048ae2d086

 src/main/resources/mapper/platform/PlatformSymbolsContractDao.xml

@@ -2,4 +2,8 @@
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.xcong.excoin.modules.symbols.dao.PlatformSymbolsContractDao">

    <select id="selectAllContractSymbols" resultType="com.xcong.excoin.modules.symbols.entity.PlatformSymbolsContractEntity">
        select * from platform_symbols_contract
    </select>

</mapper>