Typo: Theme update dialog isn't pluralised

Steps to reproduce

Navigate to Options->Appearance
Click ‘Check for Updates’ next to Current Community Themes

Expected result

If multiple themes have updates it should display: Found 3 themes to update

Actual result

Displays as: Found 3 theme to update


  • Operating system: Win10
  • Debug info:

Additional information

Screenshot 2022-10-31 175420