chore(deps): update clickhouse/clickhouse-server docker tag to v25.6.4

| datasource | package                      | from   | to     |
| ---------- | ---------------------------- | ------ | ------ |
| docker     | clickhouse/clickhouse-server | 25.1.1 | 25.6.4 |

Author: renovate-bot

embedded-clickhouse/README.adoc

@@ -16,7 +16,7 @@
 
 * `embedded.clickhouse.enabled` `(true|false, default is true)`
 * `embedded.clickhouse.reuseContainer` `(true|false, default is false)`
-* `embedded.clickhouse.dockerImage` `(default is 'clickhouse/clickhouse-server:25.1.1')`
+* `embedded.clickhouse.dockerImage` `(default is 'clickhouse/clickhouse-server:25.6.4')`
 ** Image versions on https://hub.docker.com/r/clickhouse/clickhouse-server/tags[dockerhub]
 * `embedded.clickhouse.user` `(default is 'default')`
 * `embedded.clickhouse.password` `(default is '')`

embedded-clickhouse/src/main/java/com/playtika/testcontainer/clickhouse/ClickHouseProperties.java

@@ -24,6 +24,6 @@ public class ClickHouseProperties extends CommonContainerProperties {
     public String getDefaultDockerImage() {
         // Please don`t remove this comment.
         // renovate: datasource=docker
-        return "clickhouse/clickhouse-server:25.1.1";
+        return "clickhouse/clickhouse-server:25.6.4";
     }
 }