Changes to Retrieve all Pages.

the response property items/page/image became nullable for the status 200

for the query request parameter limit, the min was set to 1.00

for the query request parameter page, the min was set to 1.00

removed the optional property items/page/template/id from the response with the 200 status

for the query request parameter limit, the format was generalized from integer to no format

for the query request parameter page, the format was generalized from integer to no format