TransactionsImporterDialog need to be in SW when selecting a Transaction

[nicho92]

Configuration

• DAO: all
• Cards Provider: all
• OS: [e.g. iOS] : all
• Version [e.g. 22] : 2.29

Describe the bug

Update TransactionsImporterDialog to use SwingWorker ( line 105 )

Screenshots If applicable, add screenshots to help explain your problem.