Changes to Confirm a connect session

the request's body type changed from object to no type

removed the request property agent_id

removed the request property confirmed_scopes

removed the request property permission_rules

added OAuthConfirmSessionRequest ApiKeyConfirmSessionRequest BearerConfirmSessionRequest BasicConfirmSessionRequest OwnOAuthClientConfirmSessionRequest ExistingCredentialConfirmSessionRequest ReauthorizeConfirmSessionRequest to the request body oneOf list

the query request parameter poll_token became optional

query request parameter poll_token list-of-types was widened by adding types null

for the query request parameter poll_token, the type was generalized from string to no type

added the non-success response with the status 404

added the non-success response with the status 409

endpoint added