Log request lookup process

src/leaderboard/read_evals.py

@@ -139,7 +139,9 @@ def get_request_file_for_model(requests_path, model_name, precision):
         requests_path,
         f"{model_name}_eval_request_*.json",
     )
+    print(f"Looking up request file(s) with pattern {request_files}")
     request_files = glob.glob(request_files)
+    print(f"Found request file(s) {request_files}")
 
     # Select correct request file (precision)
     request_file = ""