Merge pull request #859 from grooverdan/10.1-galera_new_cluster-unsed-vars

galera_new_cluster.sh: unused variables

scripts/galera_new_cluster.sh

@@ -21,9 +21,6 @@ EOF
     exit 0
 fi
 
-VERSION="@VERSION@@MYSQL_SERVER_SUFFIX@"
-COMPILATION_COMMENT="@COMPILATION_COMMENT@"
-
 systemctl set-environment _WSREP_NEW_CLUSTER='--wsrep-new-cluster' && \
     systemctl start ${1:-mariadb}