vim: add keybinding to jump to parent directory in project panel (#11078)

Release Notes:

- vim: Support `-` to go to `parent directory` of the project panel.

As mentioned in the comments of #11073 this adds support for netrw's `-`
to go to the parent directory in the project panel. Again tested on
linux only.


- N/A
5dbd23f6b0blufony committed on 4/27/2024, 12:22:15 AM· committed by GitHubparentb7d9aeb
2 files changedLine totals unavailable