feat(hub): enforce license requirement for fleet auto-updates while keeping server upstream check free

tests/test_license_authority.py

@@ -323,12 +323,12 @@ class TestServerLicensingAndWebUI(unittest.TestCase):
         conn.commit()
         conn.close()
 
-        # WebUI should render update controls and community status
+        # WebUI should render locked banner and disabled update controls
         resp = Server.serve_webui()
         html = resp.body.decode("utf-8")
-        self.assertIn("Fleet Distribution & Auto-Update Policy", html)
-        self.assertIn("COMMUNITY / UNRESTRICTED", html)
-        self.assertIn("autoUpdateEnabledRadio", html)
+        self.assertIn("Fleet Auto-Update is Inactive & Locked", html)
+        self.assertIn("ENTERPRISE LICENSE REQUIRED", html)
+        self.assertIn("disabled", html)
 
     def test_json_lic_package_import(self):
         """Verifies importing an activated .lic JSON package via /api/license/import."""