build: Fix srcdir != builddir from git
build: Fix srcdir != builddir from git

We could just `mkdir -p profile`, but it's saner to just drop it in
the builddir.

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