refactor(secrets): simplify secrets

modules/anki/default.nix

@@ -1,11 +1,6 @@
-{ config, myUtils, ... }:
-
-let
-  inherit (config.secrets) sopsDir username;
-  owner = config.users.users.${username}.name;
-in
 {
-  config.sops = {
-    secrets = myUtils.mkSopsSecrets sopsDir "anki" [ "sync-user" "sync-key" ] { inherit owner; };
-  };
+  config.secrets.groups.anki = [
+    "sync-user"
+    "sync-key"
+  ];
 }