footer link updated

_includes/footer.html

@@ -8,7 +8,7 @@
                     <img alt="allegro.tech" class="h-6" src="{{ '/assets/img/allegro-tech.svg' }}" height="24px" width="115px" />
                 </picture>
             </a>
-            <span class="block text-sm text-center text-gray-500 dark:text-gray-400">© {{ site.time | date: '%Y' }} <a href="https://allegro.pl" class="hover:underline">Allegro</a><br />Proudly built by <a href="{{ '/authors' }}" class="text-primary-600 dark:text-primary-500 text-sm sm:text-md font-medium inline-flex items-center">engineers</a></span>
+            <span class="block text-sm text-center text-gray-500 dark:text-gray-400">© {{ site.time | date: '%Y' }} <a href="https://about.allegro.eu/who-we-are/at-a-glance" class="hover:underline">Allegro</a><br />Proudly built by <a href="{{ '/authors' }}" class="text-primary-600 dark:text-primary-500 text-sm sm:text-md font-medium inline-flex items-center">engineers</a></span>
             <ul class="flex justify-center mt-5 space-x-5">
                 <li>
                     <a href="https://facebook.com/allegro.tech" class="text-gray-500 hover:text-gray-900 dark:hover:text-white dark:text-gray-400">