partition_version: Document version merging rules on partition_entry
partition_version: Document version merging rules on partition_entry

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