remove common.yaml deployment from csi doc
remove common.yaml deployment from csi doc

creation of the rbac is pre-req for
rook operator deployment, so removing
it from ceph-csi operator as rook operator
is pre-req for ceph-csi.

Signed-off-by: Madhu Rajanna <60fbf37a92c2a0908e31296d18dadbec5a4dae17@gmail.com>

rook/rook,rook/rook,rook/rook,rook/nfs,rook/nfs,rook/rook,rook/nfs,rook/rook