Data classification: The best metric name is empty on the "Train" page if you don't do any change for "Advanced training options".

**System Information (please complete the following information):**
Windows OS: Windows-11-Enterprise-22H2
ML.Net Model Builder 2022: 17.17.3.2406202 (Main Build)
Microsoft Visual Studio Enterprise: 2022(17.2.0)
**.Net Framework: 6.0,7.0,8.0**

**Describe the bug**
- On which step of the process did you run into an issue:
The best metric name is empty on the "Train" page if you don't do any change for "Advanced training options".

**TestMatrix**
https://testpass.blob.core.windows.net/test-pass-data/wikipedia-detox-250-line-data.tsv

**To Reproduce**
Steps to reproduce the behavior:

1. Select Create a new project from the Visual Studio start window.
2. Choose the C# Console App (.NET Core) project template.
3. Add model builder by right click on the project.
4. Select Data classification scenario>Local (CPU).
5. On Data page, input the data source.
6. **Don't do any change for "Advanced training options"**, then start training.
7. After training is done, check the training result, you will see that the best metric name is empty.

**Expected behavior**
The best metric name also should be displayed well on the "Train" page if you don't do any change for "Advanced training options".

**Gif:**

**Additional context:**
If you do any change for "Advanced training options", the bug is not repro..