- Fix multi-value attributes patch

- dependency update

fix: an error happening when PUT-ing an extension field to an instance

where there was None

fix: compatibility with scim2-models 0.4+

- Fix a Pydantic warning

py310 import compatibility

- dependencies upgrade

- implement SCIMProvider.get_service_provider_config

- Add Python 3.10 support

- /v2 version prefix is optional #3

- Meta.resource_type is the resource type name #5

Initial release