Fixing copy-paste issue in TOC for bot powered ACEs

Author: VesaJuvonen

docs/toc.yml

@@ -672,7 +672,7 @@
       href: spfx/viva/bot-powered/Understanding-Bot-Powered-ACEs.md
     - name: Building your first Bot Powered Adaptive Card Extension
       href: spfx/viva/bot-powered/Building-Your-First-Bot-Powered-ACE.md
-    - name: Building your first Bot Powered Adaptive Card Extension
+    - name: Authentication and Authorization in Bot Powered ACEs
       href: spfx/viva/bot-powered/AuthN-and-AuthZ-in-Bot-Powered-ACEs.md
   - name: Known issues
     href: spfx/viva/known-issues-adaptive-cards.md