test: update E2E test for new pipeline (remove deprecated settings)

e2e/tests/generation-live.spec.ts

@@ -137,13 +137,11 @@ test.describe('Live generation with OpenAI', () => {
       categories: ['AI News'],
       max_items_per_category: 4,
       max_articles_per_source: 3,
-      source_diversity_window: 0,
       search_agent_behavior: '',
       ai_provider: 'openai',
       ai_model: 'gpt-4o-mini',
       ai_model_writing: 'gpt-4o-mini',
       use_llm_for_source_links: false,
-      use_llm_for_article_extraction: false,
       article_history_days: 90,
     });
     expect(settingsResp.status).toBe(200);