style(ui): improve account selector button padding and elision math

Include icon-to-label spacing (Kirigami.Units.smallSpacing) in the labelPadding calculation for account selection buttons in ProviderAccountsPanel.qml. This ensures the available width calculation for account labels is exact, preventing premature or improper text truncation.

Co-authored-by: Lucenx9 <185146821+Lucenx9@users.noreply.github.com>
629518dc9cgoogle-labs-jules[bot] committed on 10/15/2026, 2:10:49 PMparentdf05e0f
2 files changedLine totals unavailable