Merge pull request #184 in YUNIONIO/onecloud from ~QUXUAN/onecloud:hotfix/qx-disk-sync to release/2.1.0

* commit 'b7be94f2d265c93df941fa98a35a15ca5b6f8154':
  同步云盘名称

pkg/util/aliyun/disk.go

@@ -122,6 +122,9 @@ func (self *SDisk) Resize(size int64) error {
 }
 
 func (self *SDisk) GetName() string {
+	if len(self.DiskName) > 0 {
+		return self.DiskName
+	}
 	return self.DiskId
 }