Hints for otpclient in main

Hints

• asv-id-tag-has-type
  :4 - com.github.paolostivanin.OTPClient.desktop
  The <id/> tag still contains a `type` property, probably from an old conversion to the recent metainfo format.
• asv-summary-has-dot-suffix
  :8 - GTK+ application for managing TOTP and HOTP tokens with built-in encryption.
  The component summary should not end with a dot (`.`).