updated scenario name

pre.py

@@ -80,13 +80,13 @@ def preprocess_xlsx(uploaded_file):
     # Create result dataframe
     result_df = pd.DataFrame({
         'Functional area': df['Feature Name'],
-        'Scenario name': df['Scenario Name'],
+        'Scenario Name': df['Scenario Name'],
         'Status': df['Failed Scenario'].map({True: 'FAILED', False: 'PASSED'}),
         'Time spent': df['Total Time Taken (ms)'] / 1000  # Convert ms to seconds
     })
     
     # Merge error messages with result dataframe
-    result_df = result_df.merge(error_messages, on='Scenario name', how='left')
+    result_df = result_df.merge(error_messages, on='Scenario Name', how='left')
     
     # Add environment column
     result_df['Environment'] = environment