Remove replication_port from tests and server configuration files.

test/lib/tarantool_server.py

test/replication/cfg/hot_standby.cfg

test/replication/cfg/master.cfg

test/replication/cfg/master_to_replica.cfg

test/replication/cfg/replica.cfg

test/replication/cfg/replica_to_master.cfg

test/replication/consistent.result

test/replication/consistent.test.lua

test/replication/hot_standby.result

test/replication/hot_standby.test.lua

test/replication/init_storage.test.py