Clean up spaces

Author: JuliaEvseeva

site/layouts/_partials/blog/post-info.html

@@ -36,7 +36,7 @@
 
 <div class="post-info">
     {{- with $postAuthor -}}
-        {{ $author := printf "%s %s&nbsp;" . "on" }}
+        {{- $author := printf "%s %s&nbsp;" . "on" -}}
         <span class="post-author">{{ $author | safeHTML }}</span>
     {{- end -}}
     {{- with $context.Params.publishdate -}}