Theme: Reverse article order on start page

articles are in the past, so sorting them in descending order will result in the most recent being the first item.

themes/ccchh/layouts/index.html

@@ -30,7 +30,7 @@
       </div>
       {{- end }}
 
-      {{- range $articleNew.ByDate }}
+      {{- range $articleNew.ByDate.Reverse }}
       <div class="announcement">
         {{- partial "blog-header.html" (dict "headingLink" true "level" 4 "reduced" true "page" . ) }}