Changes to Create App Access Requests Defaults

added the new optional request property catalogMode

added the optional property catalogMode to the response with the 200 status

the request property catalogIds became not nullable

the request property durationUnset became not nullable

the request property resourceTypeIds became not nullable

the response property durationGrant became nullable for the status 200

the request property durationGrant became nullable

added the new optional request property requestSchemaId

added the optional property requestSchemaId to the response with the 200 status

endpoint added