bump: Update to NixOS 24.11

pkgs/default.nix

@@ -1,6 +1,5 @@
-{ pkgs, lib }:
+{ pkgs }:
 let
-  inherit (builtins) fromJSON mapAttrs readFile;
   inherit (pkgs) callPackage;
 in
 {
@@ -9,11 +8,3 @@ in
     sources = pkgs.callPackage ./_sources_pkgs/generated.nix { };
   };
 }
-// (
-  # Add nextcloud apps
-  let
-    mkNextcloudApp = pkgs.callPackage ./mkNextcloudApp.nix { };
-    sources = fromJSON (readFile ./_sources_nextcloud/generated.json);
-  in
-  mapAttrs (_: source: mkNextcloudApp source) sources
-)