clean up usage of srcset

Author: jwcooper

_includes/downloads/board_image.html

@@ -1,7 +1,12 @@
-{% assign small_image = "/assets/images/boards/small/" | append: include.board_image | absolute_url %}
-{% assign large_image = "/assets/images/boards/large/" | append: include.board_image | absolute_url %}
-<img srcset="{{ small_image }} 300w,
-             {{ large_image }} 700w"
-     sizes="(max-width: 1024px) 700px,
-            300px"
-     src="{{ large_image }}" alt="Image of Board" loading="lazy">
+{% assign small_image = "/assets/images/boards/small/" | append:
+include.board_image | absolute_url %} {% assign large_image =
+"/assets/images/boards/large/" | append: include.board_image | absolute_url %}
+<img
+  srcset="{{ small_image }} 300w,
+             {{ large_image }} 800w"
+  sizes="(max-width: 300px) 300px,
+            800px"
+  src="{{ large_image }}"
+  alt="Image of Board"
+  loading="lazy"
+/>