Do not set key permissions with cephx: false
Do not set key permissions with cephx: false

If cephx is set to false, the "set keys permissions" task fails with:

file ({# ceph_keys.stdout_lines #}) is absent, cannot continue

This skips that step when cephx is false.

jtaleric/ceph-ansible,mcsage/ceph-ansible,WingkaiHo/ceph-ansible,jfcoz/ceph-ansible,jsaintrocc/ceph-ansible,jtaleric/ceph-ansible,bengland2/ceph-ansible,verdurin/ceph-ansible-1,WingkaiHo/ceph-ansible,PiotrProkop/ceph-ansible,fgal/ceph-ansible,font/ceph-ansible,dang/ceph-ansible,albertomurillo/ceph-ansible,font/ceph-ansible,travmi/ceph-ansible,verdurin/ceph-ansible-1,rootfs/ceph-ansible,WingkaiHo/ceph-ansible,ceph/ceph-ansible,PiotrProkop/ceph-ansible,ceph/ceph-ansible,guits/ceph-ansible,albertomurillo/ceph-ansible,guits/ceph-ansible,albertomurillo/ceph-ansible,jfcoz/ceph-ansible,jsaintrocc/ceph-ansible,dang/ceph-ansible,rootfs/ceph-ansible,lejonet/ansible-ceph-common,fgal/ceph-ansible,mcsage/ceph-ansible,travmi/ceph-ansible,bengland2/ceph-ansible