tools: toolchain: prepare sudoers file
tools: toolchain: prepare sudoers file

Don't require a tty or passwords, since they won't be available in
continuous integration environments.

avikivity/scylla,scylladb/scylla,avikivity/scylla,avikivity/scylla,scylladb/scylla,scylladb/scylla,scylladb/scylla