Hints for kruler in community

Hints

• asv-summary-has-dot-suffix
  :70 - Regra de pantalla.
  The component summary should not end with a dot (`.`).
• screenshot-no-thumbnails
  No thumbnails have been generated for screenshot 'https://cdn.kde.org/screenshots/kruler/kruler.png'.
  This could mean that the original provided screenshot is too small to generate thumbnails from.