install-dependencies.sh: unwrap long lines
install-dependencies.sh: unwrap long lines

Put package names one per line. This makes it easier to review changes,
and to backport changes to this file. No content changes.

Message-Id: <85877a2202522e799994405dad1e15a5a9cd9e7b@scylladb.com>

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