omit empty osd objectstore
omit empty osd objectstore

Signed-off-by: Huamin Chen <189ba2094394fe2405c0b389ea871c17bd3a5861@redhat.com>

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