Not enough spacing in widgets of Grid settings (Preferences dialogs)

Steps to reproduce:

• open the preferences and go to Interface -> Grids

result: there is not enough space to see the whole numbers:

• Instead of adding more space for the field, I vote to round the values properly since 4 digits are sifficient

Inkscape Version and Operating System:

• Inkscape Version: 1.0rc1 (09960d6f, 2020-04-09)
• Operating System: Win 10, 64bit