[gnome-software] Non-fast-forward update to branch mwleeds/hardcoded-pwa-list

[Phaedrus Leeds <mwleeds src gnome org>]

The branch 'mwleeds/hardcoded-pwa-list' 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:

  7021aba... gs-plugin-loader: Don't start all plugins in parallel

Commits added to the branch:

  cee9266... gs-plugin-loader: Don't start all plugins in parallel