Use sudo and DESTDIR in install-exec-hook
Use sudo and DESTDIR in install-exec-hook

This will allow installing the app via jhbuild

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