Description of problem:
Found an regression with 3.7 OCP on Azure, if storage class has no set parameter of kind, the default "Shared" does not work


Version-Release number of selected component (if applicable):
openshift v3.7.36
kubernetes v1.7.6+a08f5eeb62

How reproducible:
Always


Steps to Reproduce:
1. Create a sc
2. Create a pvc to use this pvc

Actual results:

PVC could not be bound with error:
Events:
  FirstSeen	LastSeen	Count	From				SubObjectPath	Type		Reason			Message
  ---------	--------	-----	----				-------------	--------	------			-------
  13s		13s		2	persistentvolume-controller			Warning		ProvisioningFailed	Failed to provision volume with StorageClass "azure-dd": Create Storage Account: %!!(MISSING)(EXTRA string=001), error: storage.AccountsClient#Create: Failure responding to request: StatusCode=400 -- Original Error: autorest/azure: Service returned an error. Status=400 Code="InvalidDoubleEncodedRequestUri" Message="The request URI 'https://management.azure.com:443/subscriptions/xxxxxxxx/resourceGroups/openshift-qe/providers/Microsoft.Storage/storageAccounts/%!!(MISSING)(EXTRA%!s(MISSING)tring=001)?api-version=2016-12-01' is not valid, because it contains double encoding sequence '%!'(MISSING)."


Expected results:
PVC is bound

PVC Dump:
# cat azpvc-sc.yaml 
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: azpvc
  annotations:        
    volume.beta.kubernetes.io/storage-class: azure-dd 
spec:
  accessModes:
    - ReadWriteOnce 
  resources:
    requests:
      storage: 1Gi

StorageClass Dump (if StorageClass used by PV/PVC):
# cat sc.yaml
kind: StorageClass
apiVersion: storage.k8s.io/v1
metadata:
  name: azure-dd
provisioner: kubernetes.io/azure-disk
parameters:
  skuName: Standard_LRS
  location: eastus
  storageAccount: test


Additional info:
Upstream issue: https://github.com/kubernetes/kubernetes/issues/55776