update copilot comment

Author: blva

src/common/atlas/cluster.ts

@@ -50,9 +50,7 @@ export function formatCluster(cluster: ClusterDescription20240805): Cluster {
             };
         });
 
-    const instanceSize =
-        regionConfigs.length > 0 && regionConfigs[0]?.instanceSize ? regionConfigs[0].instanceSize : "UNKNOWN";
-
+    const instanceSize = regionConfigs[0]?.instanceSize ?? "UNKNOWN";
     const clusterInstanceType = instanceSize == "M0" ? "FREE" : "DEDICATED";
 
     return {