Update iproto replication docs to 3.0#4638

Merged

p7nov merged 3 commits intolatestfrom gh-3505-iproto-replication-3x

Nov 19, 2024

+75-11

Commits on Nov 15, 2024

Commits on Nov 19, 2024

Remove optional marker from INSTANCE_NAME and REPLICASET_NAME keys
p7nov
committed