D6298: Improvements in installation or updates for flatpak backend

[Aleix Pol Gonzalez]

apol accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R134 Discover Software Store

BRANCH
  Plasma/5.10

REVISION DETAIL
  https://phabricator.kde.org/D6298

To: jgrulich, apol
Cc: plasma-devel, ZrenBot, spstarr, progwolff, lesliezhai, ali-mohamed, 
jensreuterberg, abetts, sebas, apol, mart, lukas