Default to a 1-pod etcd, remove artificial wait

assets/etcd/etcd-cluster.yaml

@@ -3,7 +3,7 @@ kind: EtcdCluster
 metadata:
   name: etcd
 spec:
-  size: 3
+  size: 1
   version: "3.2.13"
   TLS:
     static:

contrib/pkg/aws/install.go

@@ -467,14 +467,10 @@ func InstallCluster(name, releaseImage, dhParamsFile string, waitForReady bool)
 	if err != nil {
 		return fmt.Errorf("failed to create a temporary directory for excluded manifests")
 	}
-	initialExclude := append(excludeManifests, "etcd-cluster.yaml")
-	if err = applyManifests(cfg, name, manifestsDir, initialExclude, excludedDir); err != nil {
+	log.Infof("Excluded manifests directory: %s", excludedDir)
+	if err = applyManifests(cfg, name, manifestsDir, excludeManifests, excludedDir); err != nil {
 		return fmt.Errorf("failed to apply manifests: %v", err)
 	}
-	time.Sleep(30 * time.Second)
-	if err = applyManifests(cfg, name, excludedDir, excludeManifests, manifestsDir); err != nil {
-		return fmt.Errorf("failed to apply etcd cluster manifest")
-	}
 	log.Infof("Cluster resources applied")
 
 	if waitForReady {