Bug#948947: gnome-builder: fails to run built application

[Keyikedalube Ndang]

xdg-desktop-portal upgraded to new version:
> Start-Date: 2019-12-31  08:38:09
> Commandline: apt upgrade
> Upgrade: xdg-desktop-portal:amd64 (1.4.2-3, 1.6.0-1)

Strange... I already had the newer version the whole time when I reported this 
bug.