build(deps-dev): bump pylint from 2.7.2 to 2.7.3 (#674)

* build(deps-dev): bump pylint from 2.7.2 to 2.7.3

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.7.2 to 2.7.3.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Changelog](https://github.com/PyCQA/pylint/blob/master/ChangeLog)
- [Commits](https://github.com/PyCQA/pylint/compare/pylint-2.7.2...pylint-2.7.3)

Signed-off-by: dependabot[bot] <support@github.com>

* sources/saml: fix linting for SAMLBindingTypes.Redirect

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* sources/oauth: Fix linting for RequestKind

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* flows: fix linting for ChallengeTypes

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jens Langhammer <jens.langhammer@beryju.org>

authentik/sources/saml/views.py

@@ -50,7 +50,7 @@ class AutosubmitStageView(ChallengeStageView):
     def get_challenge(self, *args, **kwargs) -> Challenge:
         return AutosubmitChallenge(
             data={
-                "type": ChallengeTypes.native.value,
+                "type": ChallengeTypes.NATIVE.value,
                 "component": "ak-stage-autosubmit",
                 "title": self.executor.plan.context.get(PLAN_CONTEXT_TITLE, ""),
                 "url": self.executor.plan.context.get(PLAN_CONTEXT_URL, ""),
@@ -103,7 +103,7 @@ class InitiateView(View):
         relay_state = request.GET.get("next", "")
         auth_n_req = RequestProcessor(source, request, relay_state)
         # If the source is configured for Redirect bindings, we can just redirect there
-        if source.binding_type == SAMLBindingTypes.Redirect:
+        if source.binding_type == SAMLBindingTypes.REDIRECT:
             url_args = urlencode(auth_n_req.build_auth_n_detached())
             return redirect(f"{source.sso_url}?{url_args}")
         # As POST Binding we show a form