The T5 is a Statement of Investment Income. Investment income is not included in Free or Deluxe. Your wife would need Premier or higher. If you two are preparing your returns together, then you are both using the same version of TurboTax and so will both be charged the same price.
Please see these TurboTax FAQs for more information:
Why did I have to upgrade my TurboTax Online edition?
Who can file for free using TurboTax?
