update demo version

product_docs/docs/postgres_for_kubernetes/1/interactive_demo.mdx

@@ -76,7 +76,7 @@ You will see one node called `k3d-k3s-default-server-0`. If the status isn't yet
 Now that the Kubernetes cluster is running, you can proceed with EDB Postgres for Kubernetes installation as described in the ["Installation and upgrades"](installation_upgrade.md) section:
 
 ```shell
-kubectl apply -f https://get.enterprisedb.io/cnp/postgresql-operator-1.17.0.yaml
+kubectl apply -f https://get.enterprisedb.io/cnp/postgresql-operator-1.18.0.yaml
 __OUTPUT__
 namespace/postgresql-operator-system created
 customresourcedefinition.apiextensions.k8s.io/backups.postgresql.k8s.enterprisedb.io created
@@ -197,7 +197,7 @@ spec:
       localeCollate: C
       owner: app
   enableSuperuserAccess: true
-  imageName: quay.io/enterprisedb/postgresql:14.5
+  imageName: quay.io/enterprisedb/postgresql:15.0
   instances: 3
   logLevel: info
   maxSyncReplicas: 0
@@ -350,7 +350,7 @@ curl -sSfL \
   sudo sh -s -- -b /usr/local/bin
 __OUTPUT__
 EnterpriseDB/kubectl-cnp info checking GitHub for latest tag
-EnterpriseDB/kubectl-cnp info found version: 1.17.0 for v1.17.0/linux/x86_64
+EnterpriseDB/kubectl-cnp info found version: 1.18.0 for v1.18.0/linux/x86_64
 EnterpriseDB/kubectl-cnp info installed /usr/local/bin/kubectl-cnp
 ```
 
@@ -363,7 +363,7 @@ Cluster Summary
 Name:               cluster-example
 Namespace:          default
 System ID:          7140379538380623889
-PostgreSQL Image:   quay.io/enterprisedb/postgresql:14.5
+PostgreSQL Image:   quay.io/enterprisedb/postgresql:15.0
 Primary instance:   cluster-example-1
 Status:             Cluster in healthy state 
 Instances:          3
@@ -389,9 +389,9 @@ cluster-example-3  0/5000060  0/5000060  0/5000060  0/5000060   00:00:00   00:00
 Instances status
 Name               Database Size  Current LSN  Replication role  Status  QoS         Manager Version  Node
 ----               -------------  -----------  ----------------  ------  ---         ---------------  ----
-cluster-example-1  33 MB          0/5000060    Primary           OK      BestEffort  1.17.0           k3d-k3s-default-server-0
-cluster-example-2  33 MB          0/5000060    Standby (async)   OK      BestEffort  1.17.0           k3d-k3s-default-server-0
-cluster-example-3  33 MB          0/5000060    Standby (async)   OK      BestEffort  1.17.0           k3d-k3s-default-server-0
+cluster-example-1  33 MB          0/5000060    Primary           OK      BestEffort  1.18.0           k3d-k3s-default-server-0
+cluster-example-2  33 MB          0/5000060    Standby (async)   OK      BestEffort  1.18.0           k3d-k3s-default-server-0
+cluster-example-3  33 MB          0/5000060    Standby (async)   OK      BestEffort  1.18.0           k3d-k3s-default-server-0
 ```
 
 !!! Note "There's more"
@@ -441,8 +441,8 @@ Not available yet
 Instances status
 Name               Database Size  Current LSN  Replication role      Status  QoS         Manager Version  Node
 ----               -------------  -----------  ----------------      ------  ---         ---------------  ----
-cluster-example-2  33 MB          0/6000F58    Primary               OK      BestEffort  1.17.0           k3d-k3s-default-server-0
-cluster-example-3  33 MB          0/60000A0    Standby (file based)  OK      BestEffort  1.17.0           k3d-k3s-default-server-0
+cluster-example-2  33 MB          0/6000F58    Primary               OK      BestEffort  1.18.0           k3d-k3s-default-server-0
+cluster-example-3  33 MB          0/60000A0    Standby (file based)  OK      BestEffort  1.18.0           k3d-k3s-default-server-0
 ```
 
 ...the failover process has begun, with the second pod promoted to primary. Once the failed pod has restarted, it will become a replica of the new primary:
@@ -480,9 +480,9 @@ cluster-example-3  0/6004CD8  0/6004CD8  0/6004CD8  0/6004CD8   00:00:00   00:00
 Instances status
 Name               Database Size  Current LSN  Replication role  Status  QoS         Manager Version  Node
 ----               -------------  -----------  ----------------  ------  ---         ---------------  ----
-cluster-example-2  33 MB          0/6004CD8    Primary           OK      BestEffort  1.17.0           k3d-k3s-default-server-0
-cluster-example-1  33 MB          0/6004CD8    Standby (async)   OK      BestEffort  1.17.0           k3d-k3s-default-server-0
-cluster-example-3  33 MB          0/6004CD8    Standby (async)   OK      BestEffort  1.17.0           k3d-k3s-default-server-0
+cluster-example-2  33 MB          0/6004CD8    Primary           OK      BestEffort  1.18.0           k3d-k3s-default-server-0
+cluster-example-1  33 MB          0/6004CD8    Standby (async)   OK      BestEffort  1.18.0           k3d-k3s-default-server-0
+cluster-example-3  33 MB          0/6004CD8    Standby (async)   OK      BestEffort  1.18.0           k3d-k3s-default-server-0
 ```