[ODM-12343] Remove exact query

Author: Oleg Kunitsyn

docs/home/clickhouse/rebalancing.md

@@ -92,7 +92,4 @@ docker run \
 - Ensure all steps are followed in sequence to avoid data inconsistencies.
 - The `clickhouse-helper` tool is essential for simplifying the rebalancing process.
 - Remember to delete the old database from ClickHouse after the rebalancing process is complete.
-
-    ```shell
-    clickhouse-client --host <SOURCE_CLICKHOUSE_HOST> --port <SOURCE_CLICKHOUSE_PORT> -q "DROP DATABASE genestack"
-    ```
+  It can be done with `clickhouse-client` command-line tool.