Update index.md

I add icon that goes to Poet in github

Author: CHECA3

content/tools/tool1/index.md

@@ -3,6 +3,13 @@ title:  POET
 summary:  POET. Template-Based Prompt Generator.  [GitHub](https://github.com/Trust4AI/POET) # SHORT DESCRIPTION
 date: 2024-06-05
 
+links:
+  - icon: github 
+    icon_pack: fab
+    name: GitHub 
+    url: https://github.com/Trust4AI/POET
+
+      
 publication_types: 
 - "paper-conference"