Changes to List custom providers

the response property next became nullable for the status 200

the response property previous became nullable for the status 200

the response property results/items/created_at became nullable for the status 200

the response property results/items/updated_at became nullable for the status 200

api operation id models_listCustomProviders removed and replaced with listCustomProviders

the endpoint scheme security DashboardJwt was added to the API

api tag Models added

api tag models removed

removed the optional property total_count from the response with the 200 status

added the non-success response with the status 403

removed the non-success response with the status 401

deleted the header request parameter Authorization

the endpoint scheme security RespanApiKey was added to the API

api operation id list-custom-providers removed and replaced with models_listCustomProviders