typo

Author: sdgilley

articles/ai-studio/toc.yml

@@ -31,8 +31,8 @@ items:
     href: tutorials/deploy-chat-web-app.md
   - name: Build a custom chat app with the prompt flow SDK
     items:
-      - name: "Part 1: Set up resoources"
-        href: tutorials/copilot-sdk-build-rag.md
+      - name: "Part 1: Set up resources"
+        href: tutorials/copilot-sdk-create-resources.md
         displayName: code,sdk
       - name: "Part 2: Add data retrieval to a chat app"
         href: tutorials/copilot-sdk-build-rag.md