Update policy cookbook documentation

Change-Id: I86f99dfec5d8b402505dd5922c985e6b9e93ceb9
Issue-ID: POLICY-1167
Signed-off-by: Jorge Hernandez <jorge.hernandez-herrero@att.com>
(cherry picked from commit 5a91dc31a529ff9d795e83650d400a5a35bf8755)
1 file changed