Hints for gnome-photos in main

Hints

• asv-nonstandard-gnome-extension
  org.gnome.Photos.appdata.xml:621 - kudos
  This tag is a GNOME-specific extension to AppStream and not part of the official specification. Do not expect it to work in all implementations and in all software centers.
• asv-url-not-secure
  org.gnome.Photos.appdata.xml:670 - http://www.gnome.org/friends
  Consider using a secure (HTTPS) URL for this web link.
• asv-summary-has-dot-suffix
  org.gnome.Photos.appdata.xml:79 - గ్నోమ్ పై మీ ఛాయాచిత్రాలను ప్రాప్యించండి, నిర్వహించుకోండి, పంచుకోండి.
  The component summary should not end with a dot (`.`).