Improve consistency of these tag/branch selector menus between these areas: repo file/dir view, issue branch selection, compare page.
Improve the look slightly by aligning icons properly, adding consistent gap and ensuring consistent vertical gaps with no excessive space waste.
Preview:
https://codeberg.org/attachments/0740a811-d6bf-4c27-a16d-bdc7e2aa63eb
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7187
Reviewed-by: Gusted <gusted@noreply.codeberg.org>