One more absolute_url for rss feeds

Author: jepler

_includes/downloads/board_image.html

@@ -5,4 +5,4 @@
                {{ large_image | absolute_url }} 700w"
        sizes="(max-width: 1024px) 700px,
               300px"
-       src="{{ large_image }}" alt="Image of Board" loading="lazy">
+       src="{{ large_image | absolute_url }}" alt="Image of Board" loading="lazy">