Revert "nix flake update"

This reverts commit ce4f49dc98.

nix/hosts/lemp11/programs.nix

@@ -2,6 +2,12 @@
 
 {
   programs = {
+    gnupg.agent = {
+      enable = true;
+      enableSSHSupport = true;
+      pinentryPackage = pkgs.pinentry-qt;
+    };
+
     firefox = {
       enable = true;
       languagePacks = [ "en-GB" ];

nix/hosts/t490/programs.nix

@@ -1,5 +1,13 @@
+{ pkgs, ... }:
+
 {
   programs = {
     dconf.enable = true;
+
+    gnupg.agent = {
+      enable = true;
+      enableSSHSupport = true;
+      pinentryPackage = pkgs.pinentry-qt;
+    };
   };
 }