Suspend PDF generation

Signed-off-by: Marco Marinello <mmarinello@sezf.it>
3 jobs for develop in 8 minutes and 22 seconds (queued for 1 second)
Status Name Job ID Coverage
  Clonezilla
passed rebuild-squashfs #48

00:03:11

 
  Packaging
failed build-buster #50

00:02:24

failed build-jessie #49

00:05:10

 
Name Stage Failure
failed
build-jessie Packaging
No job log
failed
build-buster Packaging
No job log