[8.14] Adds note about DaemonSet support (backport #5675) (#5680)

* Adds note about DaemonSet support (#5675)

* Adds note about DaemonSet support

* Update docs/getting-started/install-endpoint.asciidoc

Co-authored-by: Joe Peeples <joe.peeples@elastic.co>

* Update docs/release-notes/8.10.asciidoc

Co-authored-by: Joe Peeples <joe.peeples@elastic.co>

* Update docs/serverless/edr-install-config/install-elastic-defend.mdx

Co-authored-by: Joe Peeples <joe.peeples@elastic.co>

* updates wording

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Co-authored-by: Joe Peeples <joe.peeples@elastic.co>
(cherry picked from commit a662e9e)

# Conflicts:
#	docs/serverless/edr-install-config/install-elastic-defend.mdx

* Delete docs/serverless directory and its contents

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Co-authored-by: Benjamin Ironside Goldstein <91905639+benironside@users.noreply.github.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

docs/getting-started/install-endpoint.asciidoc

@@ -19,6 +19,8 @@ Like other Elastic integrations, {elastic-defend} is integrated into the {agent}
 
 If you're using macOS, some versions may require you to grant Full Disk Access to different kernels, system extensions, or files. Refer to <<elastic-endpoint-deploy-reqs, requirements for {elastic-endpoint}>> if you're installing the {elastic-endpoint} or <<endgame-sensor-full-disk-access, requirements for the Endgame sensor>> for more information.
 
+NOTE: {elastic-defend} does not support deployment within an {agent} DaemonSet in Kubernetes.
+
 [discrete]
 [[add-security-integration]]
 == Add the {elastic-defend} integration

docs/release-notes/8.10.asciidoc

@@ -86,7 +86,8 @@ There are no user-facing changes in 8.10.2.
 [discrete]
 [[breaking-changes-8.10.0]]
 ==== Breaking changes
-There are no breaking changes in 8.10.0.
+* {elastic-defend} no longer supports deployment within an {agent} DaemonSet in Kubernetes.
+
 
 [discrete]
 [[features-8.10.0]]