nixos/grav: remove X-XSS-Protection

See <https://github.com/NixOS/nixpkgs/issues/438800>.

Changed files
-1
nixos
modules
services
web-apps
-1
nixos/modules/services/web-apps/grav.nix
···
extraConfig = ''
index index.php index.html /index.php$request_uri;
add_header X-Content-Type-Options nosniff;
-
add_header X-XSS-Protection "1; mode=block";
add_header X-Download-Options noopen;
add_header X-Permitted-Cross-Domain-Policies none;
add_header X-Frame-Options sameorigin;
···
extraConfig = ''
index index.php index.html /index.php$request_uri;
add_header X-Content-Type-Options nosniff;
add_header X-Download-Options noopen;
add_header X-Permitted-Cross-Domain-Policies none;
add_header X-Frame-Options sameorigin;