Rename articles as per review.

Also update TOC entries

Author: JasonFreeberg

articles/app-service/app-service-encrypt-at-rest-using-cmk.md renamed to articles/app-service/configure-encrypt-at-rest-using-cmk.md

@@ -176,7 +176,7 @@
     - name: Configure TLS mutual authentication
       href: app-service-web-configure-tls-mutual-auth.md
     - name: Encrypt site data
-      href: app-service-encrypt-at-rest-using-cmk.md
+      href: configure-encrypt-at-rest-using-cmk.md
   - name: Scale app
     items:
     - name: Scale up server capacity

articles/app-service/toc.yml

@@ -289,7 +289,7 @@
     - name: Reference secrets from Key Vault
       href: ../app-service/app-service-key-vault-references.md?toc=%2fazure%2fazure-functions%2ftoc.json
     - name: Encrypt site data
-      href: functions-encrypt-at-rest-using-cmk.md
+      href: configure-encrypt-at-rest-using-cmk.md
   - name: Integrate
     items:
     - name: Add bindings