Revert "git_panel: Pad end of list to avoid obscuring final entry with horizontal scrollbar (#28823)" (#28971)

This reverts commit 1d98b33ae07a72e9e26dc9b0b54a8baa4fd5f8c1.

Not sure why, but seems like this breaks the binary search used to
correlate items to each other in the lists.

Release Notes:

- N/A
7a95c14625Conrad Irwin committed on 4/17/2025, 5:15:12 PM· committed by GitHubparent6dd622d
1 file changedLine totals unavailable