doc: rename storage class to blob

Author: andyzhangx

deploy/example/deployment.yaml

@@ -9,7 +9,7 @@ spec:
   resources:
     requests:
       storage: 1Gi
-  storageClassName: blobfuse.csi.azure.com
+  storageClassName: blob
 ---
 apiVersion: apps/v1
 kind: Deployment

deploy/example/e2e_usage.md

@@ -19,7 +19,7 @@ kubectl create -f https://raw.githubusercontent.com/kubernetes-sigs/blobfuse-csi
 apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
-  name: blobfuse.csi.azure.com
+  name: blob
 provisioner: blobfuse.csi.azure.com
 parameters:
   skuName: Standard_LRS  # available values: Standard_LRS, Standard_GRS, Standard_RAGRS

deploy/example/pvc-blobfuse-csi.yaml

@@ -9,4 +9,4 @@ spec:
   resources:
     requests:
       storage: 10Gi
-  storageClassName: blobfuse.csi.azure.com
+  storageClassName: blob

deploy/example/storageclass-blobfuse-csi-existing-container.yaml

@@ -2,7 +2,7 @@
 apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
-  name: blobfuse.csi.azure.com
+  name: blob
 provisioner: blobfuse.csi.azure.com
 parameters:
   skuName: Standard_LRS  # available values: Standard_LRS, Standard_GRS, Standard_RAGRS

deploy/example/storageclass-blobfuse-csi-mountoptions.yaml

@@ -2,7 +2,7 @@
 apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
-  name: blobfuse.csi.azure.com
+  name: blob
 provisioner: blobfuse.csi.azure.com
 parameters:
   skuName: Standard_LRS  # available values: Standard_LRS, Premium_LRS, Standard_GRS, Standard_RAGRS

deploy/example/storageclass-blobfuse-csi.yaml

@@ -2,7 +2,7 @@
 apiVersion: storage.k8s.io/v1
 kind: StorageClass
 metadata:
-  name: blobfuse.csi.azure.com
+  name: blob
 provisioner: blobfuse.csi.azure.com
 parameters:
   skuName: Standard_LRS  # available values: Standard_LRS, Premium_LRS, Standard_GRS, Standard_RAGRS