flink日志输出冲突

解决flink项目中日志输出有冲突，或者是日志输出配置文件没有生效

  1. 通过jar包依赖查找maven依赖中，与log4j相关的包 dependency:tree
  2. execution去除相关的log4j包
  3. 添加日志相关依赖
<dependency>
  <groupId>org.slf4j</groupId>
  <artifactId>slf4j-api</artifactId>
</dependency>

<dependency>
  <groupId>org.slf4j</groupId>
  <artifactId>slf4j-log4j12</artifactId>
</dependency>
<dependency>
  <groupId>log4j</groupId>
  <artifactId>log4j</artifactId>
</dependency>