Fix absoulte to relative link

doc.zih.tu-dresden.de/docs/data_lifecycle/longterm_preservation.md

@@ -94,7 +94,7 @@ The intermediate archive is a tape storage easily accessible as a directory
 (`/archiv/<HRSK-project>/` or `/archiv/<login>/`) using the
 [export nodes](../data_transfer/export_nodes.md)
 and
-[Datamover tools](https://doc.zih.tu-dresden.de/data_transfer/datamover/) to move your data to.
+[Datamover tools](../data_transfer/datamover.md) to move your data to.
 For detailed information please visit the
 [ZIH intermediate archive documentation](https://tu-dresden.de/zih/dienste/service-katalog/arbeitsumgebung/backup_archiv/archivierung_am_zih#section-2-1).