fix: update unit test to use IsolatedAsyncioTestCase

Author: evansims

test/credentials_test.py

@@ -10,7 +10,6 @@
    NOTE: This file was auto generated by OpenAPI Generator (https://openapi-generator.tech). DO NOT EDIT.
 """
 
-import unittest
 from unittest import IsolatedAsyncioTestCase
 
 import openfga_sdk
@@ -176,7 +175,7 @@ def test_configuration_client_credentials_missing_api_audience(self):
             credential.validate_credentials_config()
 
 
-class TestCredentialsIssuer(unittest.TestCase):
+class TestCredentialsIssuer(IsolatedAsyncioTestCase):
     def setUp(self):
         # Setup a basic configuration that can be modified per test case
         self.configuration = CredentialConfiguration(api_issuer="https://example.com")