feat: add loadbalancer stability warning till it is production ready

This MR introduces:

• add loadbalancer stability warning till it is production ready

related: https://rt.cesnet.cz/rt/SelfService/Display.html?id=1004749#txn-13700703

@cloud

content/cloud/advanced-features/index.md

@@ -184,7 +184,13 @@ Affinity policy is tool users can use to deploy nodes of a cluster on the same p
 
 ## LBaaS - OpenStack Octavia
 
-Load Balancer is a tool used for distributing a set of tasks over a particular set of resources. Its main goal is to find the optimal use of resources and make the processing of particular tasks more efficient.
+Load Balancer is a tool used for distributing a set of tasks over a particular set of resources. Its main goal is to route requests towards redundant backend services in high-availability scenario.
+
+{{< hint danger >}}
+**WARNING**
+
+LBaaS component deployment is still not stable enough as we deal with multiple loadbalancer issues. We are working hard to resolve them and make loadbalancer production ready.
+{{</hint>}}
 
 In the following example, you can see how a basic HTTP server is deployed via CLI.