download terms to csv does not create a properly formatted csv

[stappan]

The CSV should be usable. The file name should be informative. currently, file name is "data.csv"

1. search for term, without logging in. (e.g., brain)
2. https://interlex.dev.metacell.us/base/cde_0369728/overview
3. Click Download as.
4. Select csv
5. File is created, downloaded.
6. When opened, it's just html styling.

data.csv