Merge branch 'master' of...

Merge branch 'master' of https://git.slub-dresden.de/digital-preservation/ansible_lza_create_rhel_iso

vars/network.yml.example

+---
+hosts:
+  - hostname: <Rosetta/Oracle-Server Hostname>
+    ip_address: <IP Address>
+    gateway: <Gateway IP Address>
+    netmask: <Network Subnet Mask>
+  - hostname: <Rosetta/Oracle-Server Hostname>
+    ip_address: <IP Address>
+    gateway: <Gateway IP Address>
+    netmask: <Network Subnet Mask>
+  - ...