remove duplicate infos

man/fai-diskimage.8

@@ -70,19 +70,13 @@ ens3 is the network name inside a KVM/QEMU virtual machine.
 fai-diskimage will use zerofree if it's available on the host for
 getting better compression of the raw images.
 
-Before creating an image, make sure you have the configuration space
-available. Create the config space for FAI by using the examples from
-the fai-doc package.
-
- # fai-mk-configspace
-
 fai-diskimage is not limited to creating images for virtual
 machines. The raw images can also be copied (via dd) onto a real disk
 for booting bare metal hosts.
 
 You can start fai-diskimage in a clean shell environment by calling:
 
- # env -i /usr/sbin/fai-diskimage -vNu cloudhost -S5G -cBULLSEYE64,GCE disk.raw
+ # env -i /usr/sbin/fai-diskimage -vNu cloudhost -S5G -cBOOKWORM64,CLOUD disk.raw
 
 
 You can also build cross-architecture disk images using