Fix CSV export columns
This issue requests fixing columns in the CSV export. Currently the columns are exported as follows:

<img width="385" alt="image" src="https://github.com/haveno-dex/haveno/assets/13068859/700ed391-436e-4c82-96db-0791c57feaa0">

- Transaction fee should display the correct sum of all transaction fees to complete the trade.
- Trade Fee BTC should be renamed to Trade Fee XMR.
- The other columns should be verified to be correct.