Add new FlatpakRemote apis to the docs
Add new FlatpakRemote apis to the docs

amigadave/flatpak,GeorgesStavracas/flatpak,alexlarsson/xdg-app,matthiasclasen/flatpak,GeorgesStavracas/flatpak,matthiasclasen/flatpak,handsome-feng/flatpak,amigadave/flatpak,GeorgesStavracas/flatpak,handsome-feng/flatpak,alexlarsson/xdg-app,flatpak/flatpak,GeorgesStavracas/flatpak,GeorgesStavracas/flatpak,handsome-feng/flatpak,flatpak/flatpak,matthiasclasen/flatpak,handsome-feng/flatpak,alexlarsson/xdg-app,amigadave/flatpak,matthiasclasen/flatpak,matthiasclasen/flatpak,flatpak/flatpak,handsome-feng/flatpak,flatpak/flatpak,flatpak/flatpak,alexlarsson/xdg-app,amigadave/flatpak