Remove keychain

Use gnome-keyring for ssh-agent instead

home/ssh.nix

@@ -28,13 +28,5 @@
         "git*".user = "git";
       };
     };
-    keychain = {
-      enable = true;
-      extraFlags = [ "--quiet" "--noask" "--ignore-missing" ];
-      keys = [ "id_rsa" "id_ed25519" ];
-      enableBashIntegration = true;
-      enableZshIntegration = true;
-      enableXsessionIntegration = true;
-    };
   };
 }