[obs] Formatting fixes

Author: karenzone

solutions/observability/get-started.md

@@ -3,7 +3,9 @@ mapped_urls:
   - https://www.elastic.co/guide/en/serverless/current/observability-get-started.html
   - https://www.elastic.co/guide/en/observability/current/observability-get-started.html
   - https://www.elastic.co/guide/en/observability/current/index.html
-
+applies_to:
+  stack: ga
+  serverless: ga
 navigation_title: "Get started"
 ---
 

solutions/observability/get-started/quickstart-monitor-hosts-with-opentelemetry.md

@@ -57,10 +57,10 @@ Refer to [Elastic OpenTelemetry Collector limitations](https://github.com/elasti
 
 Follow these steps to collect logs and metrics using the EDOT Collector:
 
-::::{tab-set}
+:::::{tab-set}
 :group: stack-serverless
 
-:::{tab-item} Elastic Stack
+::::{tab-item} Elastic Stack
 :sync: stack
 
 1. In {{kib}}, go to the **Observability** UI and click **Add Data**.
@@ -86,9 +86,9 @@ Follow these steps to collect logs and metrics using the EDOT Collector:
 Logs are collected from setup onward, so you won’t see logs that occurred before starting the EDOT Collector.
 ::::
 
-:::
+::::
 
-:::{tab-item} Serverless
+::::{tab-item} Serverless
 :sync: serverless
 
 1. [Create a new {{obs-serverless}} project](../../../solutions/observability/get-started/create-an-observability-project.md), or open an existing one.