Move getting started with security into the security section (#11418)

* Move getting started with security into the security section

Signed-off-by: Fanit Kolchina <[email protected]>

* Update _security/index.md

Signed-off-by: Nathan Bower <[email protected]>

---------

Signed-off-by: Fanit Kolchina <[email protected]>
Signed-off-by: Nathan Bower <[email protected]>
Co-authored-by: Nathan Bower <[email protected]>

Author: kolchfa-aws

_about/index.md

@@ -54,7 +54,7 @@ getting_started:
     link: "/vector-search/getting-started/"
   - heading: "Get started with OpenSearch security"
     description: "Learn about security in OpenSearch"
-    link: "/getting-started/security/"
+    link: "/security/getting-started/"
 ---
 
 {%- comment -%}The `/docs/opensearch/` redirect is specifically to support the UI links in OpenSearch Dashboards 1.0.0.{%- endcomment -%}

_getting-started/security.md renamed to _security/getting-started.md

@@ -1,7 +1,9 @@
 ---
 layout: default
 title: Getting started with OpenSearch security
-nav_order: 60
+nav_order: 1
+redirect_from:
+  - /getting-started/security/
 ---
 
 # Getting started with OpenSearch security

_security/index.md

@@ -75,8 +75,8 @@ To learn more, see [Cross-cluster search]({{site.url}}{{site.baseurl}}/security/
 
 ## Next steps
 
-The [Best practices for OpenSearch security]({{site.url}}{{site.baseurl}}/security/configuration/best-practices/)  guide covers 10 things to consider when getting started with OpenSearch security.
-
-The [Security configuration]({{site.url}}{{site.baseurl}}/security/configuration/index/) overview provides the basic steps for setting up security in your OpenSearch implementation and includes links to information about customizing security for your business needs. 
+- To get started with OpenSearch security, read the [Getting started guide]({{site.url}}{{site.baseurl}}/security/getting-started).
 
+- For practical recommendations, follow the [Best practices for OpenSearch security]({{site.url}}{{site.baseurl}}/security/configuration/best-practices/), which include 10 key considerations.
 
+- To configure security in your OpenSearch implementation, use the [Security configuration overview]({{site.url}}{{site.baseurl}}/security/configuration/index/) for step-by-step instructions and links to customization options for your environment.