Added ARIA label to image slideshow on Donate page

Author: katlich112358

src/templates/pages/download/support.hbs

@@ -18,7 +18,7 @@ slug: download/
 
       <p><a href="https://processingfoundation.org">{{#i18n "support-32"}}{{/i18n}}</a>{{#i18n "support-33"}}{{/i18n}}</p>
 
-      <div id="slideshow">
+      <div id="slideshow" aria-label="Image slideshow">
         <div>
           <img src="{{assets}}/img/download/p5js-5939.jpg" alt="{{#i18n "support-17-alt"}}{{/i18n}}">
           <p>{{#i18n "support-17"}}{{/i18n}}</p>