fix(region): add storage name for snapshot (#20829)

pkg/apis/compute/snapshot.go

@@ -92,6 +92,8 @@ type SnapshotDetails struct {
 
 	// 存储类型
 	StorageType string `json:"storage_type"`
+	// 存储名称
+	Storage string `json:"storage"`
 	// 磁盘状态
 	DiskStatus string `json:"disk_status"`
 	// 云主机名称

pkg/compute/models/snapshots.go

@@ -391,6 +391,7 @@ func (manager *SSnapshotManager) FetchCustomizeColumns(
 	for i := range rows {
 		if storage, ok := storages[storageIds[i]]; ok {
 			rows[i].StorageType = storage.StorageType
+			rows[i].Storage = storage.Name
 		}
 		if disk, ok := disks[diskIds[i]]; ok {
 			rows[i].DiskStatus = disk.Status