Clear plugin on mariadb users

src/freedombone-utils-database

@@ -178,6 +178,7 @@ function install_mariadb {
     systemctl restart mariadb
 
     run_query mysql "CREATE USER 'root@localhost' IDENTIFIED BY '${MARIADB_PASSWORD}'; flush privileges;"
+    run_query mysql "update mysql.user set plugin = '' where User='root@localhost'; flush privileges;"
     run_query mysql "GRANT ALL PRIVILEGES ON * TO 'root@localhost'; flush privileges;"
 
     mysqladmin -u root password "$MARIADB_PASSWORD"
@@ -270,7 +271,9 @@ function create_database {
     fi
     echo "create database ${app_name};
 CREATE USER '$app_admin_username@localhost' IDENTIFIED BY '${app_admin_password}';
+update mysql.user set plugin = '' where User='$app_admin_username@localhost';
 GRANT ALL PRIVILEGES ON ${app_name}.* TO '$app_admin_username@localhost';
+flush privileges;
 quit" > $INSTALL_DIR/batch.sql
     chmod 600 $INSTALL_DIR/batch.sql
     mysql -u root --password="$MARIADB_PASSWORD" < $INSTALL_DIR/batch.sql