Update column name for model size in retrieval results

app.py

@@ -111,7 +111,7 @@ def main():
 
     # Prepare retrieval dataframe
     retrieval_df = load_retrieval_results(True, "Web Search Dataset (Overall Score)", ["Revision", "Precision", "Task"])
-    retrieval_columns_to_show = ["Model", "Web Search Dataset (Overall Score)", "Model Size (in Millions)", "Embedding Dimension", "Max Tokens", "Num Likes"]
+    retrieval_columns_to_show = ["Model", "Web Search Dataset (Overall Score)", "Model Parameters (in Millions)", "Embedding Dimension", "Max Tokens", "Num Likes"]
     retrieval_cols = retrieval_df.columns.tolist()  # cache columns
 
     # Prepare reranking dataframe