Changes to Update policy

the policybundle/policies/items/rules/items/params/items request property type changed from no type to object

the items/policybundle/policies/items/rules/items/params/items response's property type changed from no type to object for status 200

added the new optional request property policybundle/whitelists/items/items/items/expires_on

added the optional property items/policybundle/whitelists/items/items/items/expires_on to the response with the 200 status

the policybundle/policies/items/rules/items/params/items request property type changed from object to no type

the items/policybundle/policies/items/rules/items/params/items response's property type changed from object to no type for status 200

removed the request property policybundle/whitelists/items/items/items/expires_on

removed the optional property items/policybundle/whitelists/items/items/items/expires_on from the response with the 200 status