refactor: rename for intent (L3)

PostChangeResult is PostSaveFollowUp (the after-save pipeline, not a
result); DiviChange::changed() is record() (moved nodes are recorded but
not touched). cleanValue/withoutControls were renamed in wave 2.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01At3V6SjwbMe6eMzVGW3Hs7

src/Integrations/Divi/Pages/DiviDuplicateNodeAbility.php

@@ -75,6 +75,6 @@ final class DiviDuplicateNodeAbility extends DiviWriteAbility
             ));
         }
 
-        return (new DiviChange(sprintf('Knoten %s dupliziert', $id)))->changed($copy, 'duplicated');
+        return (new DiviChange(sprintf('Knoten %s dupliziert', $id)))->record($copy, 'duplicated');
     }
 }