Changes to List OAuth clients

the endpoint scheme security OAuth2 was added to the API

added the optional property data/items/active_grant_count to the response with the 200 status

added the new optional query request parameter approval_status

added the required property data/items/approval_status to the response with the 200 status

added the required property data/items/consent_model to the response with the 200 status

added the required property data/items/registration_source to the response with the 200 status

added the required property data/items/software_id to the response with the 200 status

added the required property data/items/token_endpoint_auth_method to the response with the 200 status

endpoint added