Springboot - 接入阿里云短信服务

1.加入maven依赖

<!--阿里云的短信服务SDK-->
        <dependency>
            <groupId>com.aliyun</groupId>
            <artifactId>aliyun-java-sdk-core</artifactId>
            <version>3.7.1</version>
        </dependency>
        <dependency