fix(evaluation): fix progress indicator spacing in runner output (#415)

Author: Antigravity Agent

kaggle/eval/runner.py

@@ -441,7 +441,7 @@ def run_item_with_ensemble(
                 timestamp=time.strftime("%Y-%m-%d %H:%M:%S")
             ))
 
-            print(" " * " * attempt_idx, end="", flush=True)
+            print("  " * attempt_idx, end="", flush=True)
 
         # Select best result based on ternary score
         best_attempt = max(attempts, key=lambda x: x.ternary_score)