flatpak: Ensure we match the remote origin when refining state

This means we can refine the same application ID from multiple flatpak
remotes (e.g. Flathub, Fedora) without showing them both with the same state.
1 job for <span class="ref-name">wip/hughsie/flatpak-origin-state</span> in 5 minutes and 7 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #230903
build-gnome-software

00:05:07