csi: enable csi nfs to generate nfs rbac for csv
csi: enable csi nfs to generate nfs rbac for csv

This commit enables csi.nfs during rbac generation
for csv, so that it can used when deployed with olm.

Signed-off-by: Rakshith R <2c7b05ed1488c7110901626c2c56645675e22767@redhat.com>

rook/rook,rook/rook,rook/rook,rook/rook,rook/rook