fix(tests): repair stale pagination/lazyload contracts and ban defaults script

- pay-pages-pagination asserts the $parent_file base URL added in b74381cf
- Drop native loading="lazy" from message avatars and medal presets per
  the lazyload contract
- verify-ban-settings-defaults requires SchemaUsersTicket and new deps

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tests/dev/verify-ban-settings-defaults.php

@@ -43,6 +43,10 @@ foreach (['DomainGroups', 'DisplayPageGroups', 'CreditsPaymentGroups', 'Category
     require $repo . '/src/Settings/' . $trait_file . '.php';
 }
 require $repo . '/src/Admin/Schema/SchemaUsers.php';
+require $repo . '/src/Admin/Schema/Users/SchemaUsersTicket.php';
+require $repo . '/src/Core/Color.php';
+require $repo . '/src/Admin/SchemaProviderOAuthValidation.php';
+require $repo . '/src/Admin/SchemaProviderOptionMatch.php';
 require $repo . '/src/Admin/SchemaProvider.php';
 require $repo . '/src/Settings/Settings.php';
 require $repo . '/src/Settings/UserRuntime.php';