feat(specs): add (optional) _automaticInsights to search result (#3688)

Author: raed667

specs/common/schemas/SearchResponse.yml

@@ -146,6 +146,9 @@ baseSearchResponse:
       type: string
       description: Unique identifier for the query. This is used for [click analytics](https://www.algolia.com/doc/guides/analytics/click-analytics/).
       example: 'a00dbc80a8d13c4565a442e7e2dca80a'
+    _automaticInsights:
+      type: boolean
+      description: Whether automatic events collection is enabled for the application.
 
 nbHits:
   type: integer