hypr: replace gnome polkit with hyprpolkitagent

modules/desktop/de/hyprland.nix

@@ -26,6 +26,7 @@
     matugen
     pywalfox-native
     hyprshade
+    hyprpolkitagent
   ];
 
   programs.ssh.startAgent = true;

stow/.config/hypr/hyprland.conf

@@ -20,7 +20,7 @@ exec-once = hyprshade auto
 exec-once = walker -A
 
 exec-once = uwsm app -- opensnitch-ui
-exec-once = systemctl start --user polkit-gnome-authentication-agent-1.service
+exec-once = systemctl --user start hyprpolkitagent
 exec-once = uwsm app -- fcitx5
 exec-once = uwsm app -- steam -silent
 exec-once = uwsm app -- 1password --silent