BZ2036296: Removed is-default-class annotations of storage class for azure and GCP

Author: darshan-nagaraj

modules/dynamic-provisioning-annotations.adoc

@@ -28,7 +28,7 @@ metadata:
 
 This enables any persistent volume claim (PVC) that does not specify a
 specific storage class to automatically be provisioned through the
-default storage class.
+default storage class. However, your cluster can have more than one storage class, but only one of them can be the default storage class.
 
 [NOTE]
 ====

modules/dynamic-provisioning-azure-disk-definition.adoc

@@ -13,8 +13,6 @@ apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
   name: managed-premium
-  annotations:
-    storageclass.kubernetes.io/is-default-class: "true"
 provisioner: kubernetes.io/azure-disk
 volumeBindingMode: WaitForFirstConsumer <1>
 allowVolumeExpansion: true

modules/dynamic-provisioning-gce-definition.adoc

@@ -13,8 +13,6 @@ apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
   name: standard
-  annotations:
-    storageclass.kubernetes.io/is-default-class: "true"
 provisioner: kubernetes.io/gce-pd
 parameters:
   type: pd-standard <1>