Fix trunk tests

Author: swissspidy

features/requests.feature

@@ -79,6 +79,10 @@ Feature: Requests integration with both v1 and v2
 
     Scenario: Current version with WordPress-bundled Requests v2
     Given a WP installation
+    # Switch themes because twentytwentyfive requires a version newer than 6.2
+    # and it would otherwise cause a fatal error further down.
+    And I try `wp theme install twentyten`
+    And I try `wp theme activate twentyten`
     And I run `wp core update --version=6.2 --force`
 
     When I run `wp core version`