Fixing link

Author: snehithm

articles/automation/TOC.yml

@@ -16,7 +16,7 @@
     - name: Configure authentication with AWS
       href: automation-config-aws-account.md
     - name: Encryption of secure assets in Azure Automation
-      href: automation-secure-assets-encryption.md
+      href: automation-secure-asset-encryption.md
     - name: Manage role-based access control
       href: automation-role-based-access-control.md
       displayName: RBAC