Add missing key in column sorting

src/leaderboard_formatting.py

@@ -66,6 +66,7 @@ SORT_COLUMN_PER_TASK = {
     "project_code_completion": "EM inproject",
     "bug_localization": "Model Name",
     "module_summarization": "CompScore",
+    "library_based_code_generation": "API Recall",
 }