Files tab error when there is a empty repo

[zeemanz]

Describe the bug
When I create a new git repo, I run gitui and switch to the Files tab, then GitUI just break.

Screenshots

Context (please complete the following information):

• System Version: Windows 10 Pro 19043.1165
• GitUI Version: 0.16.2
• Git Version: 2.32.0.windows.2

[extrawurst]

good catch!