public-web-static: add faq hackertours redirects

config/hosts/public-web-static/virtualHosts/hackertours.hamburg.ccc.de.nix

@@ -32,6 +32,14 @@ in
         }
       ];
 
+      locations."/de/posts/faq" = {
+        return = "302 /de/faq/";
+      };
+
+      locations."/en/posts/faq" = {
+        return = "302 /en/faq/";
+      };
+
       root = "${dataDir}";
 
       extraConfig = ''