Update toc.yml

Updating the TOC to add new quickstart under foundry section

Author: kbrowne8

articles/ai-services/content-understanding/toc.yml

@@ -28,9 +28,14 @@ items:
         href: glossary.md
   - name: "AI Foundry: Content Understanding"
     items:
-      - name: Quickstart
-        displayName: quickstart, extract, text, images, OCR, optical character recognition
+      - name: "AI Foundry portal"
+    items:
+      - name: "Quickstart: Try Content Understanding with a single file"
+        displayName: quickstart, extract, text, images, OCR, optical character recognition, foundry, standard, mode
         href: quickstart/use-ai-foundry.md
+      - name: "Quickstart: Try Content Understanding with multiple files"
+        displayName: quickstart, extract, text, images, OCR, optical character recognition, foundry, pro, mode
+        href: quickstart/use-ai-foundry-pro-mode.md
       - name: Analyzer templates
         displayName: analyzer, templates, document, text, images, video, audio, multimodal, visual, structured, content, field, extraction
         href: concepts/analyzer-templates.md