temporary fixed while waiting for https://github.com/NixOS/nixpkgs/issues/495499 to land

modules/clan/stirling-pdf/default.nix

@@ -14,6 +14,12 @@
         ...
       }:
       {
+        nixpkgs.overlays = [
+          (final: prev: {
+            libreoffice = prev.libreoffice-fresh;
+          })
+        ];
+
         services.stirling-pdf = {
           enable = lib.mkDefault true;
           environment = {