ceph/operator.yaml: fix alignment and add newline
ceph/operator.yaml: fix alignment and add newline

This commit fixes misaligned example values in operator.yaml and adds a
newline at the end of the file, which is considered a good practice.

Signed-off-by: Mateusz Gozdek <13f764135ff35d07236cdb9e39f2edb4395b2583@gmail.com>

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