linux安装mysql8.0.20 依赖检测失败：mariadb-libs is obsoleted by mysql-community-libs-8.0.20-1.el7.x86_64

问题：
依赖检测失败：mariadb-libs is obsoleted by mysql-community-libs-8.0.20-1.el7.x86_64

百度经验：
一个命令：yum remove mysql-libs解决
清除之前安装过的依赖即可