OrganizationResponse has list[IdentityProvidersResponse instead of list[IdentityProviderResponse]

[ekm-detexian]

When using the organisations list method, the Identity Providers List is not parsed properly.

This does not occur if the decoded json is fed to init of OrganizationResponse object as kwargs parameters.

The bug is caused by the type information for the field "identity_providers" in OrganizationResponse being listed as list[IdentityProvidersResponse], where it should be list[IdentityProviderResponse] (note the extra 's' after Provider).