[Ti_AbuseCH] - Added changelog entry and doc updates to retain context of back-port PR_#13317 (#13330)

* added changelog entry and doc updates to retain context of backport #PR_13317

* updated docs

Author: ShourieG

packages/ti_abusech/_dev/build/docs/README.md

@@ -10,8 +10,7 @@ This integration is for [AbuseCH](https://urlhaus.abuse.ch/) logs. It includes t
 ## Note:
 
 From February 2025, AbuseCH recommends using an optional `Auth Key` (API Key) in the requests to avoid rate limiting issues.
-More details on this topic can be found [here](https://abuse.ch/blog/community-first/). In version 2.8.0, we have added an optional `Auth Key`
-configuration option that can be used to avoid rate limiting.
+More details on this topic can be found [here](https://abuse.ch/blog/community-first/). For versions **2.6.1, 2.8.0 and above**, we have added an optional `Auth Key` configuration option that can be used to avoid rate limiting.
 
 ## Agentless Enabled Integration
 

packages/ti_abusech/changelog.yml

@@ -9,6 +9,11 @@
     - description: Enable Agentless deployment.
       type: enhancement
       link: https://github.com/elastic/integrations/pull/13173
+- version: "2.6.1"
+  changes:
+    - description: Add support for 'Auth-Key' in request header for all data streams.
+      type: bugfix
+      link: https://github.com/elastic/integrations/pull/13317
 - version: "2.6.0"
   changes:
     - description: Update Kibana constraint to support 9.0.0.

packages/ti_abusech/docs/README.md

@@ -10,8 +10,7 @@ This integration is for [AbuseCH](https://urlhaus.abuse.ch/) logs. It includes t
 ## Note:
 
 From February 2025, AbuseCH recommends using an optional `Auth Key` (API Key) in the requests to avoid rate limiting issues.
-More details on this topic can be found [here](https://abuse.ch/blog/community-first/). In version 2.8.0, we have added an optional `Auth Key`
-configuration option that can be used to avoid rate limiting.
+More details on this topic can be found [here](https://abuse.ch/blog/community-first/). For versions **2.6.1, 2.8.0 and above**, we have added an optional `Auth Key` configuration option that can be used to avoid rate limiting.
 
 ## Agentless Enabled Integration