Enabling Auth on Scylla and Cassandra Docker

## Scylla 
docker cp some-scylla:/etc/scylla/scylla.yaml .

// update scylla.yaml
authenticator: PasswordAuthenticator
authorizer: CassandraAuthorizer

docker cp scylla.yaml some-scylla:/etc/scylla/scylla.yaml

docker exec -it some-scylla supervisorctl restart scylla
docker exec -it some-scylla cqlsh -u cassandra -p cassandra

## Cassandra 
docker run --name some-cassandra -d cassandra:4.1

docker cp some-cassandra:/etc/cassandra/cassandra.yaml .

// Update cassandra.yaml
authenticator: PasswordAuthenticator
authorizer: CassandraAuthorizer

docker cp cassandra.yaml some-cassandra:/etc/cassandra/cassandra.yaml

docker restart some-cassandra
docker exec -it some-cassandra cqlsh -u cassandra -p cassandra