demo: showcase out-set featured image

See #1175

exampleSite/content/post/getting-started/index.md

@@ -17,7 +17,7 @@ draft: false
 # Placement options: 1 = Full column width, 2 = Out-set, 3 = Screen-width
 # Focal point options: Smart, Center, TopLeft, Top, TopRight, Left, Right, BottomLeft, Bottom, BottomRight
 image:
-  placement: 1
+  placement: 2
   caption: 'Image credit: [**Unsplash**](https://unsplash.com/photos/CpkOjOcXdUY)'
   focal_point: ""
   preview_only: false