Merge pull request #3347 from Delvar/patch-1

Fix syntax for Referrer-Policy header assignment

Author: marcelfolaron

app/Core/Middleware/InitialHeaders.php

@@ -55,7 +55,7 @@ public function handle($request, Closure $next): Response
                 'X-Frame-Options' => 'SAMEORIGIN',
                 'X-XSS-Protection' => '1; mode=block',
                 'X-Content-Type-Options' => 'nosniff',
-                'Referrer-Policy', 'same-origin',
+                'Referrer-Policy' => 'same-origin',
                 'Access-Control-Allow-Origin' => BASE_URL,
                 'Cache-Control' => 'no-cache, no-store, must-revalidate',
                 'Pragma' => 'no-cache',