doc: Update Ceph docs with details for erasure coded pools
doc: Update Ceph docs with details for erasure coded pools

Signed-off-by: 634b0a45b7649a7b27020f86d86adf6bfa43aa06@protonmail.com

lxc/lxd,hallyn/lxd,lxc/lxd,hallyn/lxd,lxc/lxd,stgraber/lxd,lxc/lxd,stgraber/lxd,stgraber/lxd,hallyn/lxd,hallyn/lxd,hallyn/lxd,hallyn/lxd,lxc/lxd,stgraber/lxd,stgraber/lxd,lxc/lxd,lxc/lxd,stgraber/lxd,stgraber/lxd