Test for create auth endpoint #27
Description
A test should be created for the CreateAuthEndpoint class in file_server/web/endpoints/createauth.py. The test should create an auth with the endpoint and verify it with Account.is_valid_auth
You can create a test server for endpoints with create_test_server in file_server/util/test_util.py
An example test can be found at file_server/web/endpoints/__test__/test_directory_contents.py
Test naming conventions: https://pytest.readthedocs.io/en/reorganize-docs/new-docs/user/naming_conventions.html