fix(footer): Remove duplicate slash

Signed-off-by: Khusika Dhamar Gusti <[email protected]>

Author: Khusika Dhamar Gusti

layouts/partials/single/footer.html

@@ -40,7 +40,7 @@
                 {{- if $params.improvearticle -}}
                     <span>
                         &nbsp;|&nbsp;
-                        <a class="link-to-markdown" href="{{$params.improvearticle}}/{{.File.Path}}" target="_blank">
+                        <a class="link-to-markdown" href="{{$params.improvearticle}}{{.File.Path}}" target="_blank">
                             {{- T "improveArticle" -}}
                         </a>
                     </span>