chore: linting (#597)

tests/chunkers/test_text.py

@@ -76,5 +76,5 @@ class MockLoader:
                     "content": src,
                     "meta_data": {"url": "none"},
                 }
-            ]
+            ],
         }

tests/embedchain/test_add.py

@@ -3,7 +3,7 @@ import unittest
 from unittest.mock import MagicMock, patch
 
 from embedchain import App
-from embedchain.config import AppConfig, AddConfig, ChunkerConfig
+from embedchain.config import AddConfig, AppConfig, ChunkerConfig
 from embedchain.models.data_type import DataType