readme: fix formatting

README.md

@@ -40,10 +40,10 @@ We fine-tune 5 models and upload the model with best F1-Score on development set
 The best model achieves a final test score of 89.08%:
 
 ```bash
-1. Strict, Combined Evaluation (official):                    
+1. Strict, Combined Evaluation (official):
 Accuracy:  99.26%;
 Precision:  89.01%;
-Recall:  89.16%;                                                              
+Recall:  89.16%;
 FB1:  89.08
 ```