Merge pull request #285837 from ktoliver/297868

[AQ] edit pass: Trusted Signing FAQ and Change SKU article (work item 297868)

Author: ShawnJackson

articles/trusted-signing/TOC.yml

@@ -22,7 +22,7 @@
       href: how-to-cert-revocation.md
     - name: Renew Trusted Signing identity validation
       href: how-to-renew-identity-validation.md
-    - name: Change Pricing Tier
+    - name: Change the account SKU (pricing tier)
       href: how-to-change-sku.md
     - name: Device Guard Signing Service Migration 
       href: how-to-device-guard-signing-service-migration.md