add relative path to privacy policy

_includes/gdpr-banner.html

@@ -14,7 +14,7 @@
         <a class="btn lap-accept">{{ site.banner_accept_text }}</a>
         <a class="btn lap-refuse">{{ site.banner_refuse_text }}</a>
         <div class="banner-buttons-more">
-            <a class="btn lap-cookies-more" href="{{ site.path_policy }} ">{{ site.banner_more_text }}</a>
+            <a class="btn lap-cookies-more" href="{{ site.path_policy | relative_url }} ">{{ site.banner_more_text }}</a>
         </div>
     </div>
 </div>
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_includes/policy.html

 <p>
-    <a href="privacy_policy">Privacy Policy</a>
+    <a href="{{ 'privacy_policy' | relative_url }}">Privacy Policy</a>
      (<span id="gdpr-result-text"></span> - <a href="javascript: showBanner();">change</a>)
 </p>
\ No newline at end of file