Merge pull request #278 from kjarrio/fix-default-mysql-authentication-error

Fix: mysql8 - Unknown variable "default-authentication-plugin"

Author: MrOffline77

bin/mysql8/Dockerfile

@@ -1,3 +1,3 @@
 FROM mysql:8
 RUN echo "[mysqld]" >> /etc/mysql/my.cnf
-RUN echo "default-authentication-plugin=mysql_native_password" >> /etc/mysql/my.cnf
+RUN echo "mysql_native_password=ON" >> /etc/mysql/my.cnf