chore(redpanda): unused const removed.

Signed-off-by: Marat Abrarov <abrarov@gmail.com>

Author: mabrarov

modules/redpanda/redpanda.go

@@ -38,7 +38,6 @@ const (
 	defaultKafkaAPIPort       = "9092/tcp"
 	defaultAdminAPIPort       = "9644/tcp"
 	defaultSchemaRegistryPort = "8081/tcp"
-	defaultDockerKafkaAPIPort = "29092"
 
 	redpandaDir         = "/etc/redpanda"
 	entrypointFile      = "/entrypoint-tc.sh"