fix sql typo in nova-conductor start script

Change-Id: Ia01973ef10b1ab94a2cb5ddd9186adb916066beb

docker/nova-controller/nova-conductor/start.sh

@@ -9,7 +9,7 @@ check_for_db
 mysql -h ${MARIADB_SERVICE_HOST} -u root \
 	-p${DB_ROOT_PASSWORD} mysql <<EOF
 CREATE DATABASE IF NOT EXISTS ${NOVA_DB_NAME};
-GRANT ALL PRIVILEGES ON nova* TO
+GRANT ALL PRIVILEGES ON ${NOVA_DB_NAME}.* TO
 	'${NOVA_DB_USER}'@'%' IDENTIFIED BY '${NOVA_DB_PASSWORD}'
 EOF