website: Fix contributing article footer link

Reviewed by: ziaee
Differential Revision: https://reviews.freebsd.org/D57064

website/themes/beastie/layouts/_partials/site-footer.html

@@ -1,3 +1,4 @@
+{{ $currentLang := $.Site.Language.Lang }}
 <footer>
   <div class="footer-container">
     <section class="logo-column">
@@ -59,7 +60,7 @@
         <h3 class="column-title">{{ i18n "f-community" }}</h3>
         <ul class="column-elements-container">
           <li>
-            <a href={{ "https://docs.freebsd.org/en/articles/contributing" | relLangURL }} class="column-element">{{ i18n "f-get-involved" }}</a>
+            <a href="{{ printf "%s%s%s" "https://docs.FreeBSD.org/" $currentLang "/articles/contributing" }}" class="column-element">{{ i18n "f-get-involved" }}</a>
           </li>
           <li>
             <a href="https://forums.freebsd.org/" target="_blank" class="column-element">{{ i18n "f-community-forum" }}</a>