Fix comment

pkg/cloud/gcpprovider.go

@@ -297,7 +297,7 @@ func (gcp *GCP) UpdateConfig(r io.Reader, updateType string) (*CustomPricing, er
 	})
 }
 
-// ClusterName returns the name of a GKE cluster, as provided by metadata.
+// ClusterInfo returns information on the GKE cluster, as provided by metadata.
 func (gcp *GCP) ClusterInfo() (map[string]string, error) {
 	remoteEnabled := env.IsRemoteEnabled()