fixed blocking issue

Author: SnehaSudhirG

articles/automation/TOC.yml

@@ -183,7 +183,7 @@
             - name: Deploy extension-based worker
               href: extension-based-hybrid-runbook-worker-install.md
             - name: Migrate existing Agent-based Hybrid Workers to Extension-based Workers
-              href: migrate-existing-agent-based-hw-to-extension-based-workers.md
+              href: migrate-existing-agent-based-hybrid-worker-to-extension-based-workers.md
             - name: Deploy agent-based Windows worker
               href: automation-windows-hrw-install.md
             - name: Deploy agent-based Linux worker