With coreutils sed, the argument to -i must follow it immediately;
having a space here causes the command to look for a file with an
empty name, which fails.
Signed-off-by: Stephen Kitt <skitt@redhat.com>
Now that they all call setup_env, we don't need find-binary (I think).
That was originally meant to hide the diff between docker and local
builds but all these tools do local builds anyway.
