git_ui: Prevent button overflow due to long names (#25940)

- Fix component preview widths for git panel
- Fix buttons getting pushed off the screen in git  panel

Release Notes:

- N/A

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Co-authored-by: Mikayla Maki <mikayla.c.maki@gmail.com>
16ab8701a2Nate Butler committed on 3/3/2025, 6:38:15 PM· committed by GitHubparentb2add8c
13 files changedLine totals unavailable