Closes #49845

Follow up on #50992

Really simple, just removing some vim commands from the filter list that
are useful enough to justify not being filtered out.

tested to make sure the changes work:
<img width="944" height="1123" alt="Screenshot 2026-03-13 at 11 23
52 PM"
src="https://github.com/user-attachments/assets/23b2db73-d0e7-413b-aef7-efe62e84b542"
/>

Before you mark this PR as ready for review, make sure that you have:
- [x] Added a solid test coverage and/or screenshots from doing manual
testing
- [x] Done a self-review taking into account security and performance
aspects
- [x] Aligned any UI changes with the [UI
checklist](https://github.com/zed-industries/zed/blob/main/CONTRIBUTING.md#uiux-checklist)

Release Notes:

- which-key: fixed filter list for some vim commands