Require approval for new USB devices by default

Co-authored-by: Outfoxxed <outfoxxed@outfoxxed.me>

install/user/first-run/enable-user-units.sh

@@ -18,4 +18,5 @@ systemctl --user enable --now \
   omarchy-sleep-lock.service \
   omarchy-migrate-notify.service \
   omarchy-fcitx5.service \
-  omarchy-crash-watch.service
+  omarchy-crash-watch.service \
+  omarchy-usb-authorization.service