[DOCS] Remove beta overlay

Author: lcawl

docs/overlays/elasticsearch-serverless-openapi-overlays.yaml

@@ -18,9 +18,4 @@ actions:
         url: 'https://creativecommons.org/licenses/by-nc-nd/4.0/'
       x-feedbackLink:
         label: Feedback
-        url: https://github.com/elastic/docs-content/issues/new?assignees=&labels=feedback%2Ccommunity&projects=&template=api-feedback.yaml&title=%5BFeedback%5D%3A+
-  # Temporarily mark all operations as beta
-  - target: "$.paths[*]['get','put','post','delete','options','head','patch','trace']"
-    description: Add x-beta
-    update:
-      x-beta: true
+        url: https://github.com/elastic/docs-content/issues/new?assignees=&labels=feedback%2Ccommunity&projects=&template=api-feedback.yaml&title=%5BFeedback%5D%3A+