chore: show cluster installation state details for get and list methods (#216)

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Fixes b:179738605 🦕

Author: irataxy

game-servers/snippets/get_cluster.js

@@ -49,13 +49,23 @@ async function main(
         realmId,
         gameClusterId
       ),
+      view: 'FULL',
     };
 
     const [cluster] = await client.getGameServerCluster(request);
 
     console.log('Game Server Cluster:');
     console.log(`\tCluster name: ${cluster.name}`);
     console.log(`\tCluster description: ${cluster.description}`);
+    console.log(
+      `\tCluster installed Agones version: ${cluster.clusterState.agonesVersionInstalled}`
+    );
+    console.log(
+      `\tCluster installed Kubernetes version: ${cluster.clusterState.kubernetesVersionInstalled}`
+    );
+    console.log(
+      `\tCluster installation state: ${cluster.clusterState.installationState}`
+    );
     console.log(
       `\tGKE cluster: ${cluster.connectionInfo.gkeClusterReference.cluster}`
     );

game-servers/snippets/list_clusters.js

@@ -41,6 +41,7 @@ async function main(
     const request = {
       // Provide full resource name of a Game Server Realm
       parent: client.realmPath(projectId, location, realmId),
+      view: 'FULL',
     };
 
     const results = await client.listGameServerClusters(request);
@@ -50,6 +51,15 @@ async function main(
       console.log('Game Server Cluster:');
       console.log(`\tCluster name: ${cluster.name}`);
       console.log(`\tCluster description: ${cluster.description}`);
+      console.log(
+        `\tCluster installed Agones version: ${cluster.clusterState.agonesVersionInstalled}`
+      );
+      console.log(
+        `\tCluster installed Kubernetes version: ${cluster.clusterState.kubernetesVersionInstalled}`
+      );
+      console.log(
+        `\tCluster installation state: ${cluster.clusterState.installationState}`
+      );
       console.log(
         `\tGKE cluster: ${cluster.connectionInfo.gkeClusterReference.cluster}`
       );