Merge pull request #56474 from andyzhangx/azure-listbyrg

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

fix managed identity issue: use ListByResourceGroup instead of List()

**What this PR does / why we need it**:
fix managed identity issue: use ListByResourceGroup instead of List(), use `StorageAccountClient.List()` func would get all storage accounts from current subscription which is not necessary, k8s cluster would only need storage accounts in the same resource group

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #55837

**Special notes for your reviewer**:

**Release note**:

```
none
```

/sig azure
/assign @rootfs 
@karataliu

pkg/cloudprovider/providers/azure/azure_blobDiskController.go

@@ -471,7 +471,7 @@ func (c *BlobDiskController) getDiskCount(SAName string) (int, error) {
 }
 
 func (c *BlobDiskController) getAllStorageAccounts() (map[string]*storageAccountState, error) {
-	accountListResult, err := c.common.cloud.StorageAccountClient.List()
+	accountListResult, err := c.common.cloud.StorageAccountClient.ListByResourceGroup(c.common.resourceGroup)
 	if err != nil {
 		return nil, err
 	}