fix: switch kafka & etcd image namespace to bitnamilegacy in v3.8.3-patch branch. (#3557)

* fix: switch kafka & etcd image namespace to bitnamilegacy in v3.8.3-patch branch.

* revert change.

* revert incorrect changes.

* revert incorrect changes.

.env

@@ -1,6 +1,6 @@
 MONGO_IMAGE=mongo:7.0
 REDIS_IMAGE=redis:7.0.0
-KAFKA_IMAGE=bitnami/kafka:3.5.1
+KAFKA_IMAGE=bitnamilegacy/kafka:3.5.1
 MINIO_IMAGE=minio/minio:RELEASE.2024-01-11T07-46-16Z
 ETCD_IMAGE=quay.io/coreos/etcd:v3.5.13
 PROMETHEUS_IMAGE=prom/prometheus:v2.45.6
@@ -22,4 +22,5 @@ MONGO_BACKUP_DIR=${DATA_DIR}components/backup/mongo/
 PROMETHEUS_PORT=19091
 ALERTMANAGER_PORT=19093
 GRAFANA_PORT=13000
+
 NODE_EXPORTER_PORT=19100