Changes to List Slack channels for the channel picker

added the optional property docsUrl to the response with the 401 status

added the optional property provider to the response with the 401 status

added the optional property providerError to the response with the 401 status

added the optional property requestId to the response with the 401 status

added the optional property retryable to the response with the 401 status

added the new account enum value to the details/budgetScope response property for the response status 401

added the optional property code to the response with the 401 status

added the optional property details to the response with the 401 status

added the optional property docUrl to the response with the 401 status

added the optional property param to the response with the 401 status

added the optional property platform to the response with the 401 status

added the optional property platformError to the response with the 401 status

added the optional property type to the response with the 401 status

added the new optional query request parameter scopes

endpoint added