Remove nginx folder

cluster/apps/default/cdn/nginx.conf

@@ -1,30 +0,0 @@
-events {}
-http {
-  server {
-    listen 80 backlog=16384;
-    root /var/www/html;
-    # security headers
-    add_header X-XSS-Protection          "1; mode=block" always;
-    add_header X-Content-Type-Options    "nosniff" always;
-    add_header Referrer-Policy           "no-referrer-when-downgrade" always;
-    add_header Content-Security-Policy   "default-src 'self' http: https: ws: wss: data: blob: 'unsafe-inline'; frame-ancestors 'self';" always;
-    add_header Permissions-Policy        "interest-cohort=()" always;
-    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
-
-    location / {
-      root /data;
-      sendfile           on;
-      sendfile_max_chunk 128m;
-      tcp_nopush on;
-      tcp_nodelay       on;
-      keepalive_timeout 65;
-      limit_except GET HEAD { deny all; }
-#      autoindex on;
-      default_type application/octet-stream;
-      charset UTF-8;
-
-      fancyindex on;
-      fancyindex_exact_size off; # human readable file sizes
-    }
-  }
-}