RSS button: link to XML via RelPermalink (google#1786)

Author: chalin

layouts/blog/baseof.html

@@ -20,7 +20,7 @@
           </aside>
           <main class="col-12 col-md-9 col-xl-8 ps-md-5 pe-md-4" role="main">
             {{ with .CurrentSection.OutputFormats.Get "rss" -}}
-            <a class="td-rss-button" title="RSS" href="{{ .Permalink | safeURL }}" target="_blank" rel="noopener">
+            <a class="td-rss-button" title="RSS" href="{{ .RelPermalink | safeURL }}" target="_blank" rel="noopener">
               <i class="fa-solid fa-rss" aria-hidden="true"></i>
             </a>
             {{ end -}}