Update security-best-practices.md

Update link to point to security documentation in Adobe Commerce ExL guide instead of Trust Center.

help/implementation-playbook/best-practices/launch/security-best-practices.md

@@ -12,7 +12,7 @@ Although you cannot eliminate all security risks, applying these best practices
 
 >[!NOTE]
 >
->For information about the roles and responsibilities for securing and maintaining Adobe Commerce projects on cloud infrastructure, see the [Shared Responsibility Guide](https://www.adobe.com/content/dam/cc/en/trust-center/ungated/whitepapers/experience-cloud/adobe-commerce-shared-responsibilities-guide.pdf) in the Adobe Trust Center.
+>For information about the roles and responsibilities for securing and maintaining Adobe Commerce projects on cloud infrastructure, see [Shared Responsibility Model](https://experienceleague.adobe.com/en/docs/commerce-operations/security-and-compliance/shared-responsibility#security-responsibilities-chart)) in the _Adobe Commerce Security and Compliance Guide_.
 
 [All supported versions](../../../release/versions.md) of: