[BUG]kbcli cluster connect mongo failed

[ahjing99]

➜ ~ kbcli version
Kubernetes: v1.27.3-gke.100
KubeBlocks: 0.8.0-beta.13
kbcli: 0.8.0-beta.13

  `kbcli cluster create  mongo-vizyhq --termination-policy=Halt --monitoring-interval=0 --cluster-definition=mongodb --enable-all-logs=false --cluster-version=mongodb-5.0 --set cpu=100m,memory=0.5Gi,replicas=1,storage=3Gi  --namespace default `

Cluster mongo-vizyhq created

➜  ~ kbcli cluster connect mongo-vizyhq
Connect to instance mongo-vizyhq-mongodb-0
Current Mongosh Log ID:	6583b2b529775cca3afdd317
Connecting to:		mongodb://<credentials>@$KB_POD_FQDN:27017/admin?replicaSet=%24KB_CLUSTER_COMP_NAME&appName=mongosh+1.6.2
MongoNetworkError: getaddrinfo ENOTFOUND $kb_pod_fqdn
command terminated with exit code 1

➜  ~ kbcli report cluster mongo-vizyhq  --with-logs --all-containers
reporting cluster information to report-cluster-mongo-vizyhq-2023-12-21-11-37-02.zip
processing manifests                               OK
processing events                                  OK
process pod logs                                   OK
➜  ~ kbcli report kubeblocks --with-logs --all-containers --output yaml

reporting KubeBlocks information to report-kubeblocks-2023-12-21-11-37-15.zip
processing manifests                               OK
processing events                                  OK
process pod logs                                   OK
➜  ~

report-kubeblocks-2023-12-21-11-37-15.zip
report-cluster-mongo-vizyhq-2023-12-21-11-37-02.zip