Fix MariaDB backup script

When multiple users are granted access to a database, the
MariaDB backup script failed to retrieve the grants for that
database, which caused the backup job to fail. This patchset
updates the script.

Change-Id: I9076b2e7363ae0ec216d4e822f385fa949df8f54

mariadb/Chart.yaml

@@ -15,7 +15,7 @@ apiVersion: v1
 appVersion: v10.2.31
 description: OpenStack-Helm MariaDB
 name: mariadb
-version: 0.1.2
+version: 0.1.3
 home: https://mariadb.com/kb/en/
 icon: http://badges.mariadb.org/mariadb-badge-180x60.png
 sources:

mariadb/templates/bin/_backup_mariadb.sh.tpl

@@ -84,7 +84,7 @@ dump_databases_to_directory() {
   do
     echo $($MYSQL --skip-column-names -e "select concat('show grants for ',user,';') \
           from mysql.db where ucase(db)=ucase('$db');") | \
-          sed -r "s/show grants for ([a-zA-Z0-9_-]*)/show grants for '\1'/" | \
+          sed -r "s/show grants for ([a-zA-Z0-9_-]*)/show grants for '\1'/g" | \
           $MYSQL --silent --skip-column-names 2>>$LOG_FILE > $TMP_DIR/${db}_grant.sql
     if [ "$?" -eq 0 ]
     then