Add Deprecation tag to arcsight module (#17331) (#17332)

mergify[bot] · robbavey · web-flow · commit 968eca8acb9a · 2025-03-17T11:29:17.000-04:00
(cherry picked from commit d45706d) Co-authored-by: Rob Bavey <rob.bavey@elastic.co>
diff --git a/docs/static/arcsight-module.asciidoc b/docs/static/arcsight-module.asciidoc
@@ -6,6 +6,8 @@
 <titleabbrev>ArcSight Module</titleabbrev>
 ++++
 
+deprecated[8.16.0]
+
 NOTE: The Logstash ArcSight module is an
 https://www.elastic.co/products/x-pack[{xpack}] feature under the Basic License
 and is therefore free to use. Please contact
