Update reranker.py

reranker.py

@@ -77,7 +77,7 @@ def rerank(query, candidates):
     1. Return ONLY valid JSON without any markdown code blocks or extra text
     2. Preserve the exact URL values from the input - do not modify them
     3. Include all fields from the original assessment data
-    4. Limit to the top 5 most relevant assessments
+    4. Limit to the top 10 most relevant assessments
     5. Ensure the JSON is properly formatted with all fields
     6. Keep all test_type values as arrays/lists, even if there's only one type
     """