add only supported in python note

Author: rodolfoBee

docs/product/insights/llm-monitoring/getting-started/index.mdx

@@ -4,6 +4,12 @@ sidebar_order: 0
 description: "Learn how to set up Sentry LLM Monitoring"
 ---
 
+<Note>
+
+This feature is currently only available in the Python SDK.
+
+</Note>
+
 Sentry LLM Monitoring is easiest to use with the Python SDK and an official integration like OpenAI.
 
 ![LLM Monitoring User Interface](../img/pipelines-view.png)