Changes in 1.5.0

• Add a secret portal that is meant be used via
  libsecret inside the sandbox. One backend for
  this will live in gnome-keyring, others are
  possible
• Fix a file descriptor leak
• Reduce log spam
• Translation updates

$ sha256sum xdg-desktop-portal-1.5.0.tar.xz 
ba2a7e5c8ae2a5ccca6f9bf1e40d5758044fdb3a36eb42ba13c2e7b6267eac6f  xdg-desktop-portal-1.5.0.tar.xz