Update quota for home

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

@@ -10,12 +10,12 @@
 
 | Filesystem Name   | Usable Directory  | Availability | Type     | Quota              |
 |:------------------|:------------------|:-------------|:---------|:-------------------|
-| Home              | `/home`           | global       | Lustre   | per user: 20 GB    |
+| Home              | `/home`           | global       | Lustre   | per user: 50 GB    |
 | Projects          | `/projects`       | global       | Lustre   | per project        |
 
 ## Global /home Filesystem
 
-Each user has 20 GiB in a `/home` directory independent of the granted capacity for the project.
+Each user has 50 GiB in a `/home` directory independent of the granted capacity for the project.
 The home directory is mounted with read-write permissions on all nodes of the ZIH system.
 
 Hints for the usage of the global home directory: