style(ntfy): fix bracket-spacing lint offenses

app/controllers/admin/sessions_controller.rb

@@ -1,11 +1,15 @@
 module Admin
   class SessionsController < ActionController::Base
+    include AdminAuthentication
+
     layout "admin"
 
     # CSRF protection is enabled by default in ActionController::Base
     # We need it for the create action but not for the new (GET) action
     protect_from_forgery with: :exception
 
+    helper_method :current_admin, :logged_in?
+
     def new
       redirect_to admin_dashboard_path if current_admin
     end
@@ -27,12 +31,5 @@ module Admin
       session.delete(:admin_id)
       redirect_to admin_login_path, notice: "You have been logged out"
     end
-
-    private
-
-    def current_admin
-      @current_admin ||= AdminUser.find_by(id: session[:admin_id]) if session[:admin_id]
-    end
-    helper_method :current_admin
   end
 end