Remove extra {

Fixes mmistakes#2192

Author: mmistakes

_includes/skip-links.html

@@ -1,7 +1,7 @@
 <nav class="skip-links">
   <h2 class="screen-reader-text">{{ site.data.ui-text[site.locale].skip_links | default: 'Skip links' }}</h2>
   <ul>
-    <li><a href="#site-nav" class="screen-reader-shortcut">{{{ site.data.ui-text[site.locale].skip_primary_nav | default: 'Skip to primary navigation' }}</a></li>
+    <li><a href="#site-nav" class="screen-reader-shortcut">{{ site.data.ui-text[site.locale].skip_primary_nav | default: 'Skip to primary navigation' }}</a></li>
     <li><a href="#main" class="screen-reader-shortcut">{{ site.data.ui-text[site.locale].skip_content | default: 'Skip to content' }}</a></li>
     <li><a href="#footer" class="screen-reader-shortcut">{{ site.data.ui-text[site.locale].skip_footer | default: 'Skip to footer' }}</a></li>
   </ul>