fix: remove stale unreachable return in runAllDedupResetScenario

Dead code left from previous refactor: return { logs, llmCalls, turn3Triggered, turn4Logs }
was unreachable (after the new return on line 1710) and referenced non-existent variables.

Author: opencode

test/smart-extractor-branches.mjs

@@ -1708,8 +1708,6 @@ async function runAllDedupResetScenario() {
     const turn4Logs = logs.slice(mark4);
 
     return { llmCalls, turn1Logs, turn2Logs, turn3Logs, turn4Logs };
-
-    return { logs, llmCalls, turn3Triggered, turn4Logs };
   } finally {
     delete process.env.TEST_EMBEDDING_BASE_URL;
     await new Promise((resolve) => embeddingServer.close(resolve));