Apply suggestions from code review

Co-authored-by: Genevieve Warren <[email protected]>

Author: alexwolfmsft

docs/ai/toc.yml

@@ -5,12 +5,12 @@ items:
   href: get-started/dotnet-ai-overview.md
 - name: Quickstart - Connect to and prompt an AI model
   href: quickstarts/quickstart-openai-summarize-text.md
-- name: .NET Frameworks and SDKs
+- name: AI frameworks and SDKs
   href: dotnet-ai-ecosystem.md
-- name: Microsoft.Extensions.AI building blocks
-  href: ai-extensions.md
-- name: What is Semantic Kernel?
-  href: semantic-kernel-dotnet-overview.md
+  - name: Microsoft.Extensions.AI
+    href: ai-extensions.md
+  - name: Semantic Kernel
+    href: semantic-kernel-dotnet-overview.md
 - name: Learning resources and samples
   href: azure-ai-for-dotnet-developers.md
 - name: Quickstarts
@@ -59,11 +59,11 @@ items:
       href: get-started-app-chat-scaling-with-azure-container-apps.md
 - name: Security and content safety
   items:
-  - name: Authentication for Azure hosted apps and services
+  - name: Authentication for Azure-hosted apps and services
     items:
     - name: Overview
       href: azure-ai-services-authentication.md
-    - name: Auth to Azure OpenAI from an Azure hosted app
+    - name: Auth to Azure OpenAI from an Azure-hosted app
       href: how-to/app-service-aoai-auth.md
     - name: Auth to Azure services locally
       href: /dotnet/azure/sdk/authentication/local-development-dev-accounts?toc=/dotnet/ai/toc.json&bc=/dotnet/ai/toc.json