Add disks for cluster creation
Add disks for cluster creation

All the free disks from the nodes will be
used for cluster creation.

Signed-off-by: Kanagaraj M <a744b691cd98174fb19a473a8cf78b810491e452@redhat.com>

kmkanagaraj/usm-client-2,cloudbehl/tendrl_frontend,Tendrl/dashboard,kmkanagaraj/usm-client-2,Tendrl/dashboard,cloudbehl/tendrl_frontend,skyrings/kitoon,kmkanagaraj/usm-client-2,skyrings/kitoon,skyrings/kitoon