fix: our own derivation for the kernel in order to be able to sign modules

pkgs/kernel/default.nix

@@ -1,9 +1,9 @@
-{ pkgs, ... }:
+{ pkgs, lib, stdenv, ... }:
 let
   version = "6.13.4";
 in
-pkgs.linuxPackagesFor (
-  pkgs.linuxManualConfig {
+  (pkgs.callPackage ./manual-config.nix { })  {
+    inherit lib stdenv;
     version = "${version}-patos1";
     modDirVersion = version;
     src = pkgs.fetchurl {
@@ -13,4 +13,3 @@ pkgs.linuxPackagesFor (
     configfile = ./generic.config;
     allowImportFromDerivation = true;
   }
-)