Update toc.yml

Author: ryanberg-aquent

support/azure/virtual-machines/windows/toc.yml

@@ -550,6 +550,10 @@ items:
       href: windows-vm-activation-error-0xc004fd01-0xc004fd02.md
     - name: Error 0xC004F06C
       href: ../../../windows-server/deployment/error-0xc004f06c-activate-windows.md?context=/troubleshoot/azure/virtual-machines/windows/context/context
+    - name: Error code 0x80070bc9
+      href: ../../../windows-server/installing-updates-features-roles/troubleshoot-windows-update-error-0x80070bc9.md?context=/troubleshoot/azure/virtual-machines/windows/context/context
+    - name: Error code 0x8000ffff
+      href: ../../../windows-server/installing-updates-features-roles/troubleshoot-windows-update-error-0x8000ffff.md?context=/troubleshoot/azure/virtual-machines/windows/context/context
     - name: Error 0xC004F074
       href: windows-vm-activation-error-0xc004f074.md
     - name: Activation watermark continues to be displayed