Crash when commiting after `open_commit_editor()`

Describe the bug After I edit some files using open_commit_editor and commit the file, gitui is crashed If I edit message in native commit box intead of open_commit_editor(), the commit successed. But It crashed always after I edit some file using open_commit_editor

To Reproduce Steps to reproduce the behavior:

1. edit file in unstaged changes box
2. Press open_commit
3. Press open_commit_editor shortcut and edit additionally
4. close editor
5. Press commit shorcut
6. gitui is crashed and return to terminal

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

Context (please complete the following information):

• Windows 10 Pro 22H2
• 0.28.0 (5527160)

Additional context Add any other context about the problem here.