[gnome-software] (3 commits) Non-fast-forward update to branch 1296-calculate-app-space-usage-for-download-context-tile

[Milan Crha <mcrha src gnome org>]

The branch '1296-calculate-app-space-usage-for-download-context-tile' was changed in a way that was not a 
fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  eea751b... flatpak: Calculate cache and user data sizes for installed 

Commits added to the branch:

  3d6a7dd... gs-utils: Introduce gs_utils_get_file_size()
  2a0f955... snap: Calculate cache and user data sizes for installed app
  c6d96d8... flatpak: Calculate cache and user data sizes for installed