Hints for kxstitch in main

Hints

• asv-summary-has-dot-suffix
  org.kde.kxstitch.appdata.xml:56 - Tworzenie wzorca ściegu krzyżykowego.
  The component summary should not end with a dot (`.`).
• asv-summary-has-dot-suffix
  org.kde.kxstitch.appdata.xml:49 - Un creador de padróns de cruz en punta.
  The component summary should not end with a dot (`.`).