Updated Ascent imagery

Author: SimonDarksideJ

website/content/create.njk

@@ -92,7 +92,7 @@ title: Create
             <a href="https://twitter.com/MonoGameTeam" class="mg-no-link hide-external-icon">
                 <div class="mg-card mg-box-shadow d-flex flex-column">
                     <div class="mg-card-thumbnail"
-                         style="background-image: url('/images/create/AscentDemo.png');
+                         style="background-image: url('/images/blog/Ascent.png');
                                 background-size: contain;
                                 background-position: top;"></div>
                     <div class="mg-card-body">