Update constants.py

constants.py

@@ -87,6 +87,8 @@ SUBMIT_INTRODUCTION = """# Submit on SEED Benchmark Introduction
     11. Upload results.json.
     12. Click the 'Submit Eval' button.
     13. Click 'Refresh' to obtain the uploaded leaderboard.
+
+    If you have any questions, please contact 'libohao1998@gmail.com'.
 """
 
 TABLE_INTRODUCTION = """In the table below, we summarize each task performance of all the models.