Fix sample gif again

tig · web-flow · commit 9f0cedbf6f5c · 2022-07-28T11:28:15.000-07:00
diff --git a/README.md b/README.md
@@ -10,7 +10,7 @@
 
 A toolkit for building rich console apps for .NET, .NET Core, and Mono that works on Windows, the Mac, and Linux/Unix.
 
-![Sample app](https://gui-cs.github.io/Terminal.Gui/images/sample.gif)
+![Sample app](docfx/images/sample.gif)
 
 ## Documentation 
 
