This reverts commits aef98f1e7df483ebc49acc7a8346c11bec2db8ed and f85b734f66606cd37ef74a3534fdeff4c9a55b3b.
The Steam Runtime is too old to build DXVK, so we have to continue
building it as a Windows DLL.
The main "proton" script tries to compare the version file in DST_BASE
with the one in DST_DIR, but the one in DST_BASE was missing, causing it
to fail to run anything.
Signed-off-by: Steven Noonan <steven@valvesoftware.com>
Packages files for redistribution, though steamworks or otherwise. Does
not include the compatibilitytool.vdf file, which should be distributed
separately.
If we really want this, we could detect it in configure or something.
But it was already pretty ugly, so let's ask users to belong to the
docker group.