add docs to TOC

Author: VanMSFT

articles/azure-sql/toc.yml

@@ -95,6 +95,8 @@
           href: database/authentication-mfa-ssms-configure.md
         - name: Conditional Access
           href: database/conditional-access-configure.md
+        - name: Server principals (logins)
+          href: database/authentication-azure-ad-logins.md
         - name: Service principals (Applications)
           href: database/authentication-aad-service-principal.md
         - name: Directory Readers role
@@ -204,6 +206,8 @@
           href: database/authentication-azure-ad-only-authentication-policy-how-to.md
         - name: Create server with Azure AD-only authentication enabled
           href: database/authentication-azure-ad-only-authentication-create-server.md
+        - name: Create and utilize Azure AD server logins
+          href: database/authentication-azure-ad-logins-tutorial.md  
       - name: Configure TDE with BYOK
         href: database/transparent-data-encryption-byok-configure.md
       - name: Always Encrypted