Dashboard: Table dataset selector option names disappear after filtering fields by name

### What happened? After using Filter fields by name, the dataset selector options filtered out become blank. <img width="1370" height="258" alt="Image" src="https://github.com/user-attachments/assets/cd182715-c73f-4aa6-b264-13893f818faa" /> The options still work when selected, but their names are not displayed. ### What did you expect to happen? Names to appear ### Did this work before? idk ### How do we reproduce it? 1. create a table with multiple datasets 2. filter one of the fields 3. notice that name is missing from the dataset selector ### Is the bug inside a dashboard panel? _No response_ ### Environment (with versions)? Grafana: OS: Browser: ### Grafana platform? None ### Datasource(s)? _No response_