fix catalogue migration script 4.6to10.0 rollback

catalogue/migrations/liquibase/oracle/4.6to10.0.sql

@@ -54,7 +54,7 @@ CREATE UNIQUE INDEX DRIVE_STATE_DN_UN_IDX ON DRIVE_STATE(LOWER(DRIVE_NAME));
 --rollback DROP INDEX DISK_SYSTEM_DSN_UN_IDX;
 --rollback DROP INDEX DISK_INSTANCE_DIN_UN_IDX;
 --rollback DROP INDEX DISK_INSTNCE_SPCE_DISN_UN_IDX;
---rollback DROP INDEX DISK_SYSTEM_DIN_DISN_IDX
+--rollback DROP INDEX DISK_SYSTEM_DIN_DISN_IDX;
 --rollback DROP INDEX VIRTUAL_ORG_VON_UN_IDX;
 --rollback DROP INDEX STORAGE_CLASS_SCN_UN_IDX;
 --rollback DROP INDEX STORAGE_CLASS_VOI_IDX;