Merge branch 'bernd' of gitlab.hrz.tu-chemnitz.de:zih/hpcsupport/hpc-compendium into bernd

doc.zih.tu-dresden.de/docs/data_transfer/datamover.md

 # Transfer Data Inside ZIH Systems with Datamover
 
-With the **Datamover**, we provide a special data transfer machine for transferring data between
+With the **Datamover**, we provide special data transfer machines for transferring data between
 the ZIH filesystems with best transfer speed. The Datamover machine is not accessible
 through SSH as it is dedicated to data transfers. To move or copy files from one filesystem to
 another, you have to use the following commands after logging in to any of the ZIH HPC systems: